# random

4,745 results, page 46-
## Statistics

Case - Can This Survey Be Saved? "What's troubling me is that you can't just pick a new random sample just because somebody didn't like the results of the first survey. Please tell me more about what's been done." Your voice is clear and steady, trying to

*asked by didier barreto on November 20, 2009* -
## Statistics

From: Siegel, A.F. (1997). Practical Business Statistics, 3rd Edition. Irwin/McGrawHill. Case - Can This Survey Be Saved? "What's troubling me is that you can't just pick a new random sample just because somebody didn't like the results of the first

*asked by didier barreto on November 20, 2009* -
## STAT-discrete random varaibles

a driver passes 4 sets of traffic lights. the random varaible X is the number of traffic lights he has to stop at. the probabilty distribution for x is given: x 0 1 2 3 4 prob 0.1 0.2 0.3 0.2 0.2 a) find the upper quartile of the number of traffic lights

*asked by mick on April 22, 2007* -
## probability

The state of Ohio has several statewide lottery options. One is the Pick 3 game in which you pick one of the 1000 three-digit numbers between 000 and 999. The lottery selects a three-digit number at random. With a bet of $1, you win $500 if your number is

*asked by Alex on September 22, 2015* -
## Math Stats

The following data represent the asking price of a simple random sample of homes for sale. Construct a 99% confidence interval with and without the outlier included. Comment on the effect the outlier has on the confidence interval. Here is the information:

*asked by STATS 3 on November 30, 2014* -
## MATH

The following data represent the asking price of a simple random sample of homes for sale. Construct a 99% confidence interval with and without the outlier included. Comment on the effect the outlier has on the confidence interval. Here is the information:

*asked by LADO on November 30, 2014* -
## math 3

The following data represent the asking price of a simple random sample of homes for sale. Construct a 99% confidence interval with and without the outlier included. Comment on the effect the outlier has on the confidence interval. Here is the information:

*asked by LADO on December 4, 2014* -
## Stats Math 3

Suppose a simple random sample of size n=150 is obtained from a population whose size is N=20,000 and whose population proportion with a specified characteristic is p=0.8. Please answer questions (1) through (5) below. (1) Describe the sampling

*asked by LADO on November 26, 2014* -
## Statistics 1 plaese give answers to below question

Suppose a simple random sample of size n=150 is obtained from a population whose size is N=20,000 and whose population proportion with a specified characteristic is p=0.8. Please answer questions (1) through (5) below. (1) Describe the sampling

*asked by LADO on November 26, 2014* -
## English

Please make any corrections, If the usage of the phrasal verbs are incorrect. John went to the Market on his new car to purchase vegetables. On his way, he got a call from Sara that her sister was coming to the city by train and requested him to pick her

*asked by Ramesh Reddy on June 30, 2018* -
## statistics

Miller (2008) examined the energy drink consumption of college undergraduates and found that males use energy drinks significantly more often than females. To further investigate this phenomenon, suppose a researcher selects a random sample of n=36 male

*asked by Janice on July 10, 2013* -
## bio+ please check!!!

The following statement describes, in random order, events during the transmission of a nerve impulse. Use them to answer the next \g question(s). Event 1: Positive ions flow into the neuron. Event 2: The resting potential of the cell membrane is restored.

*asked by Anonymous on February 21, 2007* -
## Statistics -- Probability

I need to calculate P(man is a ballet dancer and a musical performer) given the following information... In a random sample of male and female graduates of the New York School for the Arts between the ages of 22-35 you know that: the probability a man is a

*asked by Michael on April 17, 2009* -
## Statistics

An insurance company wishes to examine the relationship between income (in $,000) and the amount of life insurance (in $,000) held by families. The company drew a simple random sample of families and obtained the following results: (Family) (Income)

*asked by Jak on April 22, 2013* -
## probability

out of 250 students interviewed at a community college, 90 were taking mathematics but not computer science, 160 were taking mathematics, and 50 were taking neither mathematics nor computer science. Find the probability that a student chosen at random was

*asked by Emma on October 27, 2011* -
## Some algebra please help me!

1) Find the surface area of a sphere with a radius of 8 cm. A 267.9 cm B 803.8 cm *** C 2143.6 cm D 2010. cm 2) Find the surface area of a sphere with a radius of 4 ft. A 452.2 m B 150.7 m C 113.0 m D 904.3 m *** 3) Find the volume of a sphere with a

*asked by Edward Elric on March 5, 2018* -
## math

2) In a certain instant lottery game, the chances of a win stated as "3 in 23". Express the indicated degree of likelihood as a probability value between 0 and 1 3) A certain company reduced its management staff from 20 managers to 16. The company claimed

*asked by Jamie on March 15, 2012* -
## math please help

*asked by LADO on December 7, 2014* -
## Math

In a computer lab there are two di erent printers. From 1pm-2pm Printer1 receives on average 12 print jobs and Printer2 receives on average 5 print jobs. Assume the number of print jobs requested on Printer1 and on Printer2 are independent of each other.

*asked by Nathan on February 23, 2013* -
## Statistics

Suppose in a carnival game, there are six identical boxes, one of which contains a prize. A contestant wins the prize by selecting the box containing it. Before each game, the old prize is removed and another prize is placed at random in one of the six

*asked by John on June 14, 2010* -
## CHECK MATH FAST!!!!!!

You want to draft a four-player tennis team. There are eight players to choose from. How many different teams can you form? (1 point) •70**** •64 •48 •336 Elizabeth has two identical number cubes. Both cubes have faces numbered 1 through 6. If

*asked by Agala on May 11, 2017* -
## Physics/Nautical Mile

Still studying! I have The Macmillan & Silk Cut Nautical Almanac from 1981 which pre-dates WGS84 and they make reference to the NM being 6046 feet at the equator and 6108 feet at the poles. Conversions to metres = 1842.82m and 1861.71m. Remarkably similar

*asked by Mike on October 7, 2007* -
## Statistical concept 68-95-99.7

1. A student taking a midterm exam in Ancient History comes to two questions pertaining to a lecture that he missed, and so he decides to take a random guess on both questions. One question is true-false and the other is multiple choice with four possible

*asked by Surpreet Pororsha on April 21, 2016* -
## Math Questions (AGAIN)

Hi! Someone was helping me earlier with these but their explanation was hard to understand. Can someone ELSE help me? Thanka! :) 1.) There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that

*asked by Brooke on November 20, 2013* -
## Math questions

Hi! Someone was helping me earlier with these but their explanation was hard to understand. Can someone ELSE help me? Thanka! :) 1.) There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that

*asked by Brooke Jean on November 20, 2013* -
## Pre Calculus 30

1.How many positive four-digit integers can be formed that are even?9x9x9x5=3645 2.Three differently colored six-sided dice are rolled. In how many different ways can the dice turn up? 6x6x6=216 3.How many positive integers five-digit integers start with

*asked by John on February 24, 2017* -
## statistics

According to a survey, only 15% of customers who visited the web site of a major retail store made a purchase. Random samples of size 50 are selected. a) What proportion of the samples will have less than 15% of customers who will make a purchase after

*asked by Brodice on December 1, 2010* -
## Math

Hi! I have 4 math questions! (: 1.) There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both Saturday and Sunday? 2.)In a shipment of alarm clocks, the probability that

*asked by Brooke on November 20, 2013* -
## mangement science the art of modeling w/ spreadshe

Five years ago, an automobile manufacturer started offering an extended warranty to buyers of its sport-utility vehicle.Â Â The extended warranty covered defects occurring after the initial three-year warranty expired.Â Â Of the 10,000 people who

*asked by melissa on February 20, 2011* -
## Statistics

In an essay of 250-500 words, thoroughly address the following items and respond to the related questions: 1.Define the term standard deviation. Why is it important to know the standard deviation for a given sample? What do researchers learn about a normal

*asked by Andrew on January 23, 2014* -
## Statistics

To plan the budget for next year a college needs to estimate what impact current economic downturn might have on student requests for financial aid. Historically, this college has provided aid to 35% of its students. Officials look at a random sample of

*asked by Katie on November 11, 2013* -
## Stat HW for.

1. A student taking a midterm exam in Ancient History comes to two questions pertaining to a lecture that he missed, and so he decides to take a random guess on both questions. One question is true-false and the other is multiple choice with four possible

*asked by Jen N. on April 21, 2016* -
## Statistics

Suppose in a carnival game, there are six identical boxes, one of which contains a prize. A contestant wins the prize by selecting the box containing it. Before each game, the old prize is removed and another prize is placed at random in one of the six

*asked by Jacob on June 21, 2010* -
## Statistics

Suppose in a carnival game, there are six identical boxes, one of which contains a prize. A contestant wins the prize by selecting the box containing it. Before each game, the old prize is removed and another prize is placed at random in one of the six

*asked by Jacob on June 21, 2010* -
## Research and Statistics

5. The table below shows Psychology exam scores, Statistics Exam scores, and IQ scores for a random sample of students. What can you observe in the relationship between IQ and psychology, psychology and statistics, and IQ and statistics? Using a

*asked by Moreen on September 11, 2010* -
## statistics

Prospective Cohort Study The following tables show the crude and sex-specific results from a Prospective Cohort Study that examines the association between a binary exposure (E) and the development of a disease (D) during 20 years of follow-up. Full Data:

*asked by Anonymous on January 14, 2013* -
## statistics

The taxi and takeoff time for commercial jets is a random variable x with a mean of 8.4 minutes and a standard deviation of 3 minutes. Assume that the distribution of taxi and takeoff times is approximately normal. You may assume that the jets are lined up

*asked by larae on February 18, 2014* -
## Data Analyse

Question 1 Production Rates A manufacturing company wishes to estimate the number of items that its workforce can produce on average each hour now that they have a new machine. The factory examined the records for a random sample of 8 hours over the past

*asked by Lau on April 29, 2016* -
## math

Question 1 Production Rates A manufacturing company wishes to estimate the number of items that its workforce can produce on average each hour now that they have a new machine. The factory examined the records for a random sample of 8 hours over the past

*asked by tim on April 23, 2016* -
## statistics

SAT Exam Scores – A school administrator wonders if students whose first language is not English score differently on the math portion of the SAT exam than students whose first language is English. The mean SAT math score of students whose first language

*asked by Liz on October 7, 2011* -
## Statistic

In a population of over 15,000 patients, the distribution of systolic blood pressure follows the normal curve. Investigators believe the average systolic blood pressure in the population is 120 mm. The investigators take a simple random sample of 6

*asked by Anonymous on August 24, 2013* -
## Statistics 2

The body temperature of healthy human beings can be assumed to have a normal distribution with mean and standard deviation . Body temperature measurements taken from a sample of 130 healthy individuals shows the sample mean temperature to be 98.249O

*asked by Steven on December 16, 2013* -
## psychology

Questions: 1. What are the design elements (IV, DV) and operational definitions? 2. What are the potential confounds? 3. What are the strengths and weaknesses of the study design? 4. The message written on the back of the check concerned an upcoming

*asked by juliee on October 19, 2014* -
## Statistics

Does a football filled with helium travel farther than one filled with ordinary air? To test this, the Columbus Dispatch conducted a study. Two identical footballs, one filled with helium and one filled with ordinary air, were used. A casual observer was

*asked by Ryan on May 21, 2012* -
## statistics

Do you want to own your own candy store? Wow! With some interest in running your own business and a decent credit rating, you can probably get a bank loan on startup costs for franchises such as Candy Express, The Fudge Company, Karmel Corn, and Rocky

*asked by noell on November 5, 2012* -
## Probability

Caleb builds a particle detector and uses it to measure radiation from a remote star. On any given day, the number of particles, Y, that hit the detector is distributed according to a Poisson distribution with parameter x. The parameter x is unknown and is

*asked by A on April 3, 2014* -
## statistics

Q. The MBA department is concerned that dual degree students may be receiving lower grades than the regular MBA students. Two independent random samples have been selected. 100 observations from population 1 (dual degree students) and 100 from population 2

*asked by jeen on November 29, 2010* -
## Statistics

*asked by Jacob on June 17, 2010* -
## Statistics

*asked by Jacob on June 16, 2010* -
## justice

No clue where to start with this...if someone can just help me setup these problems or assist in any way that would be great. 1. d=2.507 g/1.22 mL = 2.054918033 g mL^-1 explain how both the rules for significant figures and the random error calculation

*asked by rich on January 24, 2007* -
## chemistry

No clue where to start with this...if someone can just help me setup these problems or assist in any way that would be great. 1. d=2.507 g/1.22 mL = 2.054918033 g mL^-1 explain how both the rules for significant figures and the random error calculation

*asked by rich on January 24, 2007* -
## Math

A bag contains 8 blue coins and 6 red coins. A coin is removed at random and replaced by three of the other color. a. What is the probability that the removed coin is blue? b. If the coin removed is blue, what is the probability of drawing a red coin after

*asked by Patrick on March 28, 2018* -
## Statistics

a random group of seniors was selected from a university and asked about their plans for the following year. The school advising office claims that 50% of the students plan to work, 25% of the students plan to continue in school, and 25% of the students

*asked by Lea on May 7, 2012* -
## probability

Listed below is the population by state for the 15 states with the largest population. Also included is whether that state's border touches the Gulf of Mexico, the Atlantic Ocean, or the Pacific Ocean (coastline). Rank State Population Coastline 1

*asked by Tonya on February 8, 2013* -
## Statistics

The Wechsler Adult Intelligence Scale (WAIS) is a common "IQ test" for adults. The distribution of WAIS scores for persons over 16 yrs of age is approximately Normal with mean (100) and Standard Deviation 15, (a) Whatis the probability that a random chosen

*asked by Jason on December 5, 2006* -
## math

14. The top of a dresser is 33/ 4 feet from an 8-foot ceiling. Which of the following is the height of the dresser in feet? A. 41/4 B. 43/4 C. 5,/4 D. 53/4 15. A company that made $2.4 million in profits the previous year is on pace to make $3 million in

*asked by major on June 13, 2013* -
## Probability

4.3. In a certain college town, 27.5 percent of the students failed Mathematics (Math), 19.8 percent failed Biology (Bio), and 11 percent failed both Math and Bio. A student is selected at random. Let A represent the event of failing Math, so that A' is

*asked by Carla Lopez on September 2, 2012* -
## statistics

The scores of students on the ACT college entrance examination in a recent year had a normal distribution with a mean of 18.6 and a standard deviation of 5.9. A simple random sample of 50 students who took the exam is selected for study: A) What is the

*asked by Marshall on November 6, 2008* -
## Math

1.What is the volume of the figure above if a = 6 units and b = 9 units? A. 1,620 cubic units B. 540 cubic units C. 324 cubic units D. 342 cubic units 2.Susan is building a cage for her rabbit and started by making the supports for the cage as shown below,

*asked by Kate on April 20, 2015* -
## Statistics

A simple random sample is conducted of 1486 young adults who were once college students seeking bachelor’s degrees at a specific university. The study found that 780 of these young adults actually earned bachelor’s degrees. Use a 0.05 significance

*asked by Giselle on April 22, 2015* -
## 5 of 90 lotto equation formula

Example: on 5 Feb. 2011, draws were::: 44 – 68 – 90 – 64 – 66 and 12 Feb. 2011, draws were::: 89 – 27 – 12 – 49 – 40 Each draw has a corresponding machine number. For instance, the machine numbers for the 5 Feb. 2011 were::: 87 – 50 –

*asked by ay on March 30, 2011* -
## Probability

Let X be a random variable, and let ck=E[Xk]. We assume that X is such that ck exists (and is finite) for all k∈{0,1,2,⋯}. Define Yk=Xk. Please express your answers in terms of X,c1,c2,…,ck,… (for c1,c2,... please enter c1,c2,..., for ck please

*asked by Anonymous on May 8, 2018* -
## java programming

i'm almost done with this program but i can't figure out how to shoo the wumpus. i'm stuck as to how the shot direction has the wumpus in there. it's the last part of the main method is where i put it..please help thanks import java.util.*; public class

*asked by yuki on November 29, 2007* -
## Statistics

A researcher performs a hypothesis test to test the claim that among girls aged 9-10, the mean score on a particular aptitude test differs from 72, which is the mean score for boys of the same age. Data were collected from a random sample of 43 girls aged

*asked by Katie on November 8, 2013* -
## bio!

how does the process of crossing over results in genetic variability in an organism due to meiotic cell division? crossing over is when the homologous chromosomes pair up on the metaphase plate during meiosis 1, the homologous chromosomes swap short bits

*asked by help! on December 12, 2006* -
## Statistics/Probability

2. Two roommates, roommate X and roommate Y, are expecting company and are arguing over who should have to wash the dishes before the company arrives. Roommate X suggests a game of rock-paper-scissors to settle the dispute. Consider the game of

*asked by y912f on July 7, 2013* -
## statistics

Use the method specified to perform the hypothesis test for the population mean µ. The highest acceptable level of pesticide found in quail has been limited to 0.35 parts per million (ppm). A hunting organization measured the level of the pesticide found

*asked by looking for someone to varify my work please on April 13, 2010* -
## statistic

A survey of drivers in the United States found that 15% never use a cell phone while driving. Suppose that drivers arrive at random at an auto inspection station. a. If the inspector checks 10 drivers, what is the probability that at least one driver never

*asked by sasha on January 5, 2013* -
## stastics

A survey of drivers in the United States found that 15% never use a cell phone while driving. Suppose that drivers arrive at random at an auto inspection station. a. If the inspector checks 10 drivers, what is the probability that at least one driver never

*asked by level crawford on May 3, 2011* -
## Quick english check

Used alloyed, comprehend, comprised, cower, empathize, formidable, homogeneous, partisan, ponderous, and wary to complete these sentences. Please correct me if I'm wrong! 1. Winston Churchill wrote of the fascination people have for "the tiny things, the

*asked by Anonymous on October 21, 2015* -
## English check

Used alloyed, comprehend, comprised, cower, empathize, formidable, homogeneous, partisan, ponderous, and wary to complete these sentences. Please correct me if I'm wrong! 1. Winston Churchill wrote of the fascination people have for "the tiny things, the

*asked by Anonymous on October 22, 2015* -
## Quick English check

Used alloyed, comprehend, comprised, cower, empathize, formidable, homogeneous, partisan, ponderous, and wary to complete these sentences. Please correct me if I'm wrong! 1. Winston Churchill wrote of the fascination people have for "the tiny things, the

*asked by Anonymous on October 22, 2015* -
## Math

My question: A spinner looks like this: A disc divided into sections that might or might not be the same size, with a pointer that when spun will land on some part of the disc at random. The sections might be colours, or, as in these problems, have numbers

*asked by Daniel on January 8, 2009* -
## Science

Genetic drift results in a change in gene frequencies because a. gene flow within the population is less than gene flow between populations. b. reproduction is non-random within the population c. the population size is so small that chance occurrences can

*asked by Harry on March 12, 2007* -
## Statistics

Age 0-14 number of people= 206,423 Age 15-34 number of people= 265,778 Age 35-54 number of people= 308,946 Age 55-74 number of people= 159,092 Age over 74 number of people= 69,264 1)Classify the data in the table. A)positively skewed B)negatively skewed

*asked by Jon on February 9, 2008* -
## math

Age 0-14 number of people= 206,423 Age 15-34 number of people= 265,778 Age 35-54 number of people= 308,946 Age 55-74 number of people= 159,092 Age over 74 number of people= 69,264 1)Classify the data in the table. A)positively skewed B)negatively skewed

*asked by Jon on February 9, 2008* -
## Probability

Consider a group of n≥4 people, numbered from 1 to n. For each pair (i,j) with i≠j, person i and person j are friends, with probability p. Friendships are independent for different pairs. These n people are seated around a round table. For convenience,

*asked by stud81 on October 3, 2018* -
## Physics

1)A wire is carrying a current, i, in the positive y-direction. The wire is located in a uniform magnetic field, B, oriented in such a way that the magnetic force on the wire is maximized. The magnetic force acting on the wire, FB, is in the negative x

*asked by Jessica on October 23, 2011* -
## Physics

1)A wire is carrying a current, i, in the positive y-direction. The wire is located in a uniform magnetic field, B, oriented in such a way that the magnetic force on the wire is maximized. The magnetic force acting on the wire, FB, is in the negative x

*asked by Jessica on October 23, 2011* -
## Physics

1)A wire is carrying a current, i, in the positive y-direction. The wire is located in a uniform magnetic field, B, oriented in such a way that the magnetic force on the wire is maximized. The magnetic force acting on the wire, FB, is in the negative x

*asked by Jessica on October 23, 2011* -
## Physics

*asked by Jessica on October 23, 2011* -
## Physics

*asked by Jessica on October 23, 2011* -
## STATISTIC

1. I took a sample of the grade point averages for students in my class. For 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. The standard error for the sample was: (3 marks) 2. The heights (in inches) of adult males in

*asked by CHIMI on August 11, 2013* -
## Business Research for Decision Making

1. Decide on the type of tool or instrument you think would be effective given your topic on if there is no relationship between customer relationship and customer loyalty, explain why this type of tool would be optimal, and point to research which has

*asked by Stacey on September 19, 2010* -
## Statistics

Can someone help with these questions. I did majority of the work. but some i need help with. Are the mean number of times a month a person eats out the same for whites, blacks, Hispanics and Asians? Suppose that Table 13.26 shows the results of a study

*asked by Davina on May 5, 2016* -
## math

Please check my answers Would you be more likely to get at least 70% tails if you flip a fair coin 10 times or if you flip a fair coin 1000 times? same Consider a bowl containing 36 different slips of paper. Ten of the slips of paper each contain one of

*asked by anonymous on March 29, 2011* -
## Counting and Probability

(a) A cube is painted red on all six sides, then cut into 125 smaller congruent cubes. How many of the small cubes are painted red on exactly one side? (b) A cube is painted red on all six sides, then cut into 125 smaller congruent cubes. How many of the

*asked by Mr. Alexander on November 16, 2015* -
## Probability

MY MAIN PROBLEM IS FIGURING OUT WHAT DISCRETE DISTRIBUTION TO USE, BERNOULLI, BINOMIAL, DISCRETE UNIFORM, GEOMETRIC NEGATIVE BINOMIAL, OR POISSON. Every time I choose one, it's the incorrect one. Is there some way I can easily find out which one to use.

*asked by Amelie on March 6, 2008* -
## Stastics

Did I do this right and should i show more work? Listed below are body temperatures for four subjects measured at two different times in a day. Body Temperature (°𝐹) 𝑎𝑡 6 𝑎𝑚: 98.0,97.0,98.6,97.4 Body Temperature (°𝐹) 𝑎𝑡 6

*asked by Davina on April 26, 2016* -
## statistics

In a simple random sample of 250 father-son pairs taken from a large population of such pairs, the mean height of the fathers is 68.5 inches and the SD is 2.5 inches; the mean height of the sons is 69 inches and the SD is 3 inches; the correlation between

*asked by HELP!!!! DEV on August 10, 2013* -
## Check This Statistics Homework

1.) Based on a survey of a few thousand people, a newspaper reporter wants to draw conclusions about how a country’s citizens in general feel about the war in Iraq. At this point, is the reporter mainly concerned with data production, displaying and

*asked by Beck J on September 16, 2014* -
## epidemiology

Assessing Random Error, Confounding, and Effect Modification Although researchers do their best to reduce error within every study, there will always be error. It is important to identify and report any possible error within the research study in order to

*asked by Roxana on October 10, 2010* -
## Math

5. The following random sample was selected : 4, 6, 3, 5, 9, 3. Find the 95% confidence interval for the mean of the population. 6. In a sample of 35 high school seniors, 14 of them are attending college in the fall. Find the 95% confidence interval for

*asked by Anonymous on May 9, 2013* -
## Math Please Check My Answer

A box contains 95 pink rubber bands and 90 brown rubber bands. You select a rubber band at random from the box. Find each probability. Write the probability as a fraction in simplest form. a. Find the theoretical probability of selecting a pink rubber

*asked by OceanBreeze on May 7, 2015* -
## Statistics

Are my answers correct? Thanks! 1.) Based on a survey of a few thousand people, a newspaper reporter wants to draw conclusions about how a country’s citizens in general feel about the war in Iraq. At this point, is the reporter mainly concerned with data

*asked by Andrew on September 15, 2014* -
## Statistics

Are my answers correct? Thanks! 1.) Based on a survey of a few thousand people, a newspaper reporter wants to draw conclusions about how a country’s citizens in general feel about the war in Iraq. At this point, is the reporter mainly concerned with data

*asked by Andrew on September 15, 2014* -
## math

A bag contains 8 blue coins and 6 red coins. A coin is removed at random and replaced by three of the other color. a) What is the probability that the removed coin is blue? b) If the coin removed is blue, what is the probability of drawing a red coin after

*asked by kimie on February 2, 2016* -
## Statistics

Listed below are body temperatures for four subjects measured at two different times in a day. Body Temperature (°𝐹) 𝑎𝑡 6 𝑎𝑚: 98.0,97.0,98.6,97.4 Body Temperature (°𝐹) 𝑎𝑡 6 𝑝𝑚: 98.0,97.6,98.8,98.0 Assume the sample data are

*asked by Nick on April 26, 2016* -
## statistics

A researcher believe that college students spend a different amount of time talking on the phone than they do instant messaging. She takes a random sample of 12 college students and records the number of hours per week each student spends on each activity

*asked by anon on April 26, 2014* -
## statistics

A random group of customers at a fast food chain were asked whether they preferred hamburgers, chicken sandwiches, or fish sandwiches. The restaurant's marketing department claims that 40% of the customers prefer hamburgers, 46% of the customers prefer

*asked by Lea on May 7, 2012*