
Advanced Production
The data in the following table represent timestudy observations on a new operation with three work elements. On the basis of these observations, find the standard time for the process. Assume an 8% allowance factor. Element1,2,3. Performance
asked by D.Martin on April 26, 2007 
Physics
For a physics lab involving watchnig a gldier move down an air track with uniform acceleration, and recording the results in a table then graphing the results,do I include that "Observations were held and results were recorded in a table. Two graphs, one
asked by Emily on March 6, 2011 
business
A time study of operations yielded the following observed times for one element of the job; the analyst gave a performance rating of 1.13. Using an allowance of 20%, determine the appropriate standard time for this operation. Observations Time, x 1 1.12 2
asked by Anonymous on May 1, 2012 
Math
The Dubuque Cement Company packs 80pound bags of concrete mix. Timestudy data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the
asked by Theresa on January 9, 2013 
Accounting
The Dubuque Cement Company packs 80pound bags of concrete mix. Timestudy data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the
asked by Johniece on January 9, 2013 
Math
The Dubuque Cement Company packs 80pound bags of concrete mix. Timestudy data for the filling activity are shown in the following table. Because of the high physical demands of the job, the company's policy is a 23% allowance for workers. a) Compute the
asked by Theresa on January 2, 2013 
Science
PLEASE DO NOT THINK I AM CHEATING AND ASKING FOR ANSWERS. DO NOT LECTURE ME, I AM SIMPLY ASKING WHAT IN THE HELL THIS MEANS: Collecting and Analyzing Data There are two types of observations: qualitative and quantitative. Qualitative observations use words
asked by D on August 28, 2017 
statistics
A sample of the number of study per week of college students is collected. Some of the sample results of the survey are given in the following table Study Hr 4, 10, 20,24, 34, 36, 42 Z score 2.5,1.75,0.5,0, 1.25,1.5,2.25 P. Rank 10, 25, 35, 40, 50, 75
asked by Ronnie on December 21, 2010 
Statistics
Which of the following is an accurate description of Simpson's paradox? When groups of data are aggregated, an association can get stronger because of a confounding variable. That confounding variable is usually the number of observations in different
asked by Anonymous on February 24, 2013 
statistics
An animal trainer obtained the following sample data (Table A) in a study of reaction times of dogs (in seconds) to a specific stimulus. He then selected another group of dogs that were much older than the first group and measure their reaction times to
asked by Anonymous on October 16, 2009 
Statistics
I need help with this problem. I think I have some of the answers right but I'm not sure. There is a data set consisting of 33 wholenumber observations. Its five number summary is (16, 20, 22, 30, 46) 1. How many observations are stricty less than 22? I
asked by Samantha on September 22, 2009 
statistics
okay heres the question and the answer I have, but Im not sure its right because the values seem way too high to interpet what it means..: Data: 63.4,65.0,64.4,63.3,54.8,64.5,60.8,49.1,51.0 "Assume that these observations on SRS from the late Cretaceous
asked by Stumped again on December 5, 2011 
math
The Survey of Earned Doctorates regularly assesses the numbers and types of doctorates awarded at U.S. universities.It also provides data on the length of time, in years, it takes to complete a doctorate. Below is a modified list of this completiontime
asked by ios7 on September 23, 2013 
math
Use the table to answer the following questions time (hours) Distance (miles) 2. 90 3 135 5 225 6 270 a. Find the constant of proportionality b. Use the constant of proportionality to write a unit rate for the data in the table c. Write an equation
asked by Ms.I need help on April 11, 2019 
Algebra
Does the data in the table represent a direct variation or an inverse variation? x 1 3 4 7 y 5 15 20 35 Write an equation to model the data in the table
asked by Kat on May 2, 2016 
physics
How am I supposed to answer this question on the lab writeup? I have the date, but I don't know the formula or process to use. Thanks. Organizing Data: Using your estimate of the threshold frequency from your first data table and your measured value of ft
asked by Sadie on May 21, 2013 
Math
Find the constant of proportionality and the unit rate for the data in the table then write an equation to represent the relationship between time tea and distance D.
asked by Help please on February 14, 2018 
Statistics
Which of the following is an accurate description of Simpson's paradox? When groups of data are aggregated, an association can get stronger because of a confounding variable. That confounding variable is usually the number of observations in different
asked by Anonymous on February 18, 2013 
CHEMISTRY
a concentrationtime study of the gas phase reaction a 2A3 > 3A2 produced the data in the table below. time [A3] (M) [A2] (M) 0 4.00 *10^4 0 10 2.00 *10^4 3.00 *10^4 20 1.00 *10^4 4.50 *10^4 10 5.00 *10^5 ? A) What is the concentration of A2 in the
asked by chantel on September 4, 2014 
statistics
what is the percentile for the data value. In a data set with a rane of 60.07 to 115 and 300 observations, there are 207 observations with values less thsn 85.4. Find the percentile for 85.4.
asked by Rose on March 7, 2012 
Physics  Mini Lab
The reason I didn't do this was because I was gone the day they did this at school. And the teacher said I couldn't do it at school. So I need help and my teacher is a jerk, so I have no idea what to do. Please help me. I really need a good grade in this
asked by Marisa on March 8, 2015 
statistics
A job in an insurance office involves telephone conversations with policyholders. The office manager estimates that about half of the employee’s time is spent on the telephone. How many observations are needed in a work sampling study to estimate that
asked by rodrigo on September 29, 2011 
CHEM
a concentrationtime study of the gas phase reaction a 2A3 > 3A2 produced the data in the table below. Time (s) [A3] (M) [A2] (M) 0 4.00 × 10–4 0 10 2.00 × 10–4 3.00 × 10–4 20 1.00 × 10–4 4.50 × 10–4 30 5.00 × 10–5 A) What is the
asked by CHANTEL on September 4, 2014 
Math
find the constant of proporionality and the unit rate for the data in the table. Then write an equation to represent the relationship between time t and distance d. Time(hours) Distance(miles 2 90 3 135 5 225 6 270 I need help asap i'm in connexus its a
asked by Lily on April 5, 2018 
Operations management
At a major supermarket, checkout time is monitored to improve service quality. For six days, samples each with 20 observations have been obtained, and the following table summarizes the data. Determine if the checkout process is in control or not. You must
asked by Ashley on February 13, 2012 
prealgrbra
The following table represents the total cost, in dollars (y) to join a gym for x number of months. The cost includes a onetime joining fee of 10$. Does the data in the table represent a proportional relationship or a nonproportional relationship? how do
asked by HI123 on March 28, 2018 
Math
A table shows the longest rivers in the world in miles.2341,2590,2718,2543,4160,2635,2734,3362,2744,2485,3395,2350,4000,3964,2600 thousands long.It has two questions.1. Choose an appropriate scale and interval size for a frequency table that will represent
asked by Kurstyn on January 10, 2012 
math
You are riding your bike at a constant speed of 30 feet per second. A friend uses a stopwatch to time you as you are riding along a city block that is 240 feet long. 1. Make a table to represent the situation where the independent variable is time and the
asked by Rabie on November 29, 2015 
Statistics
Which of the following is an accurate description of Simpson's paradox? When groups of data are aggregated, an association can get stronger because of a confounding variable. That confounding variable is usually the number of observations in different
asked by Jon on February 21, 2013 
Stats Twotailed test
A researcher is conducting a matchedpairs study. She gathers data on each pair in the study resulting in the table below. Assume that the data are normally distributed in the population. Pair Group1 Group2 1 10 12 2 8 9 3 11 11 4 8 10 5 9 12 a) At 10%
asked by Thara on June 12, 2011 
Inferential Statictics
Welsh, Davis, Burke, and Williams (2002) conducted a study to evaluate the effectiveness of a carbohydrateelectrolyte drink on sports performance and endurance. Experienced athletes were given either a carbohydrateelectrolyte drink or a placebo while
asked by Summer on February 27, 2012 
statistics
A student is interested in whether students who study with music playing devote as much attention to their studies as do students who study under quiet conditions (he believes that studying under quiet conditions leads to better attention). he randomly
asked by kelly on March 18, 2012 
Math
Sales of a video game released in the year 2000 took off at first, but then steadily slowed as time moved on. The table below shows the number of games sold, in thousands, from the years 2000–2010. Year 2000 2001 2002 2003 2004 2005 Number Sold
asked by Anonymous on April 5, 2018 
Pre calculus
Sales of a video game released in the year 2000 took off at first, but then steadily slowed as time moved on. The table below shows the number of games sold, in thousands, from the years 2000–2010. Year 2000 2001 2002 2003 2004 2005 Number Sold
asked by Anonymous on April 5, 2018 
Math
Sales of a video game released in the year 2000 took off at first, but then steadily slowed as time moved on. The table below shows the number of games sold, in thousands, from the years 2000–2010. Year 2000 2001 2002 2003 2004 2005 Number Sold
asked by Rachel on April 5, 2018 
Math; Algebra
The table shows the outputs, y, for different inputs, x: Input (x) 1 3 5 7 Output (y) 8 6 5 4 Part A: Do the data in this table represent a function? Justify your answer. (3 points) Part B: Compare the data in the table with the relation f(x) = 4x + 8.
asked by Nevaeh on October 6, 2018 
math
The table shows the outputs y for different inputs x: Input (x) 3 7 11 15 Output (y) 4 6 8 10 Part A: Do the data in this table represent a function? Justify your answer. (3 points) Part B: Compare the data in the table with the relation f(x) = 5x – 21.
asked by brittany on December 3, 2015 
Math; Algebra
The table shows the outputs, y, for different inputs, x: Input (x) 13 5 7 Output (y) 8 6 5 4 Part A: Do the data in this table represent a function? Justify your answer. (3 points) Part B: Compare the data in the table with the relation f(x) = 4x + 8.
asked by Nevaeh on October 6, 2018 
Statistics
4) The table below shows the study times and test scores for a number of students. Study Time (minutes) (x) 9 16 21 26 33 Test Score (y) 59 61 64 65 73 a)What line best relates study time to the test score? b)Calculate r and r^2. c)Determine whether r is
asked by Lucy on November 22, 2011 
Statistics
4) The table below shows the study times and test scores for a number of students. Study Time (minutes) (x) 9 16 21 26 33 Test Score (y) 59 61 64 65 73 a)What line best relates study time to the test score? b)Calculate r and r^2. c)Determine whether r is
asked by Lucy on November 22, 2011 
Maths
Hi! I'm working on a math assignment... My teacher wants me to find rainfall data and then work out the volume of water that would fall on a roof. I've already worked out the roof area but the roof is made up of multiple squares. The teacher would like me
asked by Sasha on March 31, 2011 
Stat
Mean of 10 observations is 100. One of the observations is dropped from the data. The mean of the remaining observations is 9. What is the value of the dropped observation?
asked by S on April 29, 2016 
5th grade Math
Scales and Intervals The table shows the longest rivers in the world 2341 2590 2718 2543 4160 2635 2734 3362 2744 2485 3395 2350 4000 3964 2600 Choose an appropriate scale and interval size for a frequency table that will represent the data. Then make a
asked by Taylor on January 20, 2010 
economic
10. Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between
asked by thiti on February 9, 2014 
economic
Suppose, unfortunately , your mathematics and economics professors have decide to give tests 2 day from now and you can spend only a total of 12 hours studying for exams .After some thought, you conclude that dividend your study time equally between each
asked by thiti on February 9, 2014 
statistics
In order to study whether IQ level is related to birth order, data were collected from a sample of 540 students on their birth order (Oldest/In Between/Youngest) and their score on an IQ test. The data collected in this study would be best displayed using:
asked by Lauren on September 26, 2011 
Math
1.Mia charges $2.25 per hour when she babysits, plus $5.00 for transportation expenses.Which function rule represents the amount y mia charges to babysit for x hours? A)Y = 2.25x + 5.00*** B)X = 5.00y + 2.25 C)Y = 5.00x + 2.25 D)Y = 7.25x 2.(So this one is
asked by Reeses on May 20, 2017 
8th grade math
I need to create a scatter plot using data for Old Faithful that includes waiting time between eruptions and the duration of the eruption. It's a data frame with 10 observations on 2 variables. eruptions numeric: eruption time in mins waiting numeric:
asked by Alexis on March 2, 2016 
probability and statistics
welsh, davis, burke, and williams (2002) conducted a study to evaluate the effectiveness of a carbohydrateelectrolyte drink on sports performance and endurance. experienced athletes were given either s carbohydrateelectrolyte drink or a placebo while
asked by kiera on January 6, 2012 
World History
Which operation led to the Allied forces breaking through the Gothic Line? A) Operation Overlord B) Operation Torch C) Operation Olive D) Operation Barbarossa
asked by Anonymous on December 14, 2018 
history
Which operation led to the Allied forces breaking through the Gothic Line? Operation Olive Operation Torch Operation Overlord Operation Barbarossa A?
asked by bri on March 4, 2019 
math
1.Thompson Security has been hired to determine the number of visitors at Argon Mall on a typical 10hour day. They counted the number of people who entered the mall during three 1hour spans on Wednesday, August 10. They entered the data into a table as
asked by melanie on February 21, 2009 
algebra
does the data in the table represent a linear function? if so, wirte a rule for the function. (below is what the table looks like) x  2 1 0  1 2 y  7 1 8  17 25 answer choices yes; y = 8x +9 yes; y = 8x + 8 no yes; y = 1/8x + 8
asked by Emma on June 5, 2014 
math
i need to choose an appropriate scale and interval size for a frequency table that will represent the data and then make a frequency table. How do i do this?
asked by Eric on January 19, 2011 
Algebra
Mitch has 3 tests to study for on Thursday night. He needs to spend twice as much time on Science as English. He also has to study Math and he can learn that in 1/2 the time it takes to study English. He has four hours to study. What is the maximum amount
asked by LP on January 6, 2013 
Science Project Help
Hello, My science project is asking me to "compose a scientific summary of your method, observations, data, and conclusions" on determining the volume of both regular & irregular objects. They wanted me to answer the 4 questions below in my summary: 1. Why
asked by NAtasha on January 4, 2016 
Algebra 2
Randy wants to collect 515 baseballs cards. Each week Randy buys 15 baseball cards. a. Create a table to represent this situation where t is the amount of time in weeks and c is the number of cards that Randy still wants to buy. b. Write an equation to
asked by Charles on June 10, 2019 
math
Use the tables to answer the following questions. a. find the constant of proportionality b. use the constant of proportionality to write a unit rate for the data in the table c. write an equation to represent the relationship between time, t, and
asked by hueskai on March 13, 2019 
stats
AARP reported on a study conducted to learn howlong it takes individuals to prepare their federal income tax return (AARP Bulletin, April 2008). The data contained in the file named TaxReturn are consistent with the study results. These data provide the
asked by Anonymous on October 27, 2014 
math
find the constant of proportionality and unit rate for the data in the table. Then write the equation to represent the relationship between time t and distance d Time Distance 2 t 90 miles 3 hrs 135 miles 5 hrs 225 miles 6 hrs 270 miles i need to show how
asked by Natasha on April 4, 2017 
Math help please ASAP
15. Do the data in the table represent a linear function? If so, write a rule for the function. x –3 –2 –1 0 1 y 1 –2 –5 –8 –11 (1 point) yes; y = –3x – 8 yes; y = 1/3x – 8 yes; y = 1/3x + 8 yes; y = 3x + 8 16. Write a quadratic rule
asked by Delilah on May 2, 2013 
Math
15. Do the data in the table represent a linear function? If so, write a rule for the function. x –3 –2 –1 0 1 y 1 –2 –5 –8 –11 (1 point) yes; y = –3x – 8 yes; y = 1/3x – 8 yes; y = 1/3x + 8 yes; y = 3x + 8 16. Write a quadratic rule
asked by #FreeGucci on April 13, 2016 
Math "Need Help Asap"!
15. Do the data in the table represent a linear function? If so, write a rule for the function. x –3 –2 –1 0 1 y 1 –2 –5 –8 –11 (1 point) yes; y = –3x – 8 yes; y = 1/3x – 8 yes; y = 1/3x + 8 yes; y = 3x + 8 16. Write a quadratic rule
asked by #FreeGucci on April 13, 2016 
phsyic A
i experimented on constant velocity i have to set up data table but i need to solve with r(lowercase i)=d(lowercase i) v(lowercase 2)* t(lowercase i)
asked by Vicky on September 18, 2012 
Math Prob/solving
As Frank drives to work he has to pass through three lights. The probability that any light is green is 39%. Estimate the probability that exactly two lights will be green. Use the following list of digits which was taken from a table of random numbers. In
asked by Lisa on May 27, 2010 
chemistry
Insert a complete data table, including appropriate significant figures and units, in the space below. Also include any observations you made over the course of Part I. Aluminum Measured Mass of Metal 41.66 g Distilled Water Measurement 25 mL Distilled
asked by kim on July 7, 2014 
marketing
Before a data collection form is completed, researchers sometimes set up a mock document that shows the way data will be presented and how the results of an analysis may correlate. This document is called a A. crosssectional study. B. statistical test. C.
asked by kim on July 22, 2018 
history
What was the secret CIA operation to overthrow the Cuban Government called? Operation Seagull The Bay of Pigs operation Operation Mongoose Order 632 I think its operation mongoose?
asked by Anonymous on November 28, 2011 
math
find the constant of proportionality and unit rate for the data in the table. Then write the equation to represent the relationship between time t and distance d Time Distance 2 hrs 90 miles 3 hrs 135 miles 5 hrs 225 miles 6 hrs 270 miles i need to show
asked by Natasha on April 4, 2017 
math question
I am trying to study for a basic math entrance exam and can not recall how to work out the following question. Here it is: Three people who work full time are to work together on a project,but their total time on the project is to be equivalent to that of
asked by Heather on August 11, 2010 
math
The data in the table are linear. Use the table to find the slope. X 2 4 6 8 Y 1258 A. 3/2 B. 3/2 C. 2/3 D. 2/3 Please help me work this out I don't know how to do this kind of stuff. Thank you in advance.
asked by blue on April 25, 2015 
math
find the constant of proportionality and unit rate for the data in the table. Then write the equation to represent the relationship between time t and distance d Time Distance 2 hrs 90 miles 3 hrs 135 miles 5 hrs 225 miles 6 hrs 270 miles I don't
asked by gwen on May 12, 2014 
algebra
Simplify x + 7 / x^2 + 4x  21 (This is a fraction) Answer choices  1/x3; where x does not equal 3.7 x  3; where x does not equal 3 1/x7; where x does not eaul 7 x7 Do the data in the table represent a direct varation or an inverse varition? writie
asked by PLEASE HELP ASAP on May 19, 2015 
math
1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^(x+1) 2. Show table of values and each transformation clearly. 2.Write two equations to represent the same exponential function with a yintercept of 5 and an asymptote at y = 3. Investigate whether
asked by kk on March 15, 2012 
math
1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^(x+1) 2. Show table of values and each transformation clearly. 2.Write two equations to represent the same exponential function with a yintercept of 5 and an asymptote at y = 3. Investigate whether
asked by kk on March 15, 2012 
statistics
The U.S. Geological Survey compiled historical data about Old Faithful Geyser (Yellowstone National Park) from 1870 to 1987. Let x1 be a random variable that represents the time interval (in minutes) between Old Faithful eruptions for the years 1948 to
asked by Interval Estimate on April 11, 2015 
Advanced Functions
Nadia collected the data in the table on the left using a CBR after a ball was dropped. (a) Enter the data into L1 and L2 using a TI83 Plus. Graph the relation. (b) Without looking at the graph, how do you know that the relation is not linear? (c) Use
asked by Sara on March 19, 2017 
intro to probability
For the sheetmetal stamping machine in a certain factory, the time between failures, X1 has a mean between the failures, of 56 hours and a variance of 16 hours. The prepair time X2, has a mean time to repair of 5 hours and a variance of 4 hours. a) If X1
asked by amelie on April 20, 2008 
Grade 11 math
1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^(x+1) 2. Show table of values and each transformation clearly to get full marks. 2.Write two equations to represent the same exponential function with a yintercept of 5 and an asymptote at y = 3.
asked by kdwk on March 13, 2012 
algebra
The table shows a meteorologists predicted temperatiures for an April day in Washington D.C. Use quadratic regression to find a quadratic model for this data. Use the 24 hour clock to represent times after noon). time predicted temperature(F) 8a.m. 50.68
asked by Jay on October 25, 2012 
math 208
The table lists the price P of a firstclass postage stamp for selected year’s t. t 1963 1975 1987 2002 2007 p $.05 $.13 $.25 $.37 $.41 (a) Find the slope of each line segment connecting consecutive data points in the table. Can these data be modeled
asked by lanie on February 27, 2012 
Math
Come pleat the table to represent each part of the formula. The data values have been put in ascending order.  X, (X,  x) 2 30 ? 32 ? 33 35 49 50 50 71 73 77
asked by Ashley salisbury on March 3, 2015 
stats
8.a) Consider the data below for Alaska Airlines and for American West Airlines. Construct a bar graph which breaks down the data by airline and by city, and which shows, for each airline, the percentage of ontime flights at each city. b) Consider the
asked by Nisa on April 19, 2015 
history
What was the name used for the beach landings at Normandy, France, on June 6, 1944? Operation Avalanche Operation Overlord Operation Barbarossa Operation Market Garden a
asked by me on February 9, 2019 
Algebra Help please
In an experiment, a petri dish with a colony of bacteria is exposed to cold temperatures and then warmed again. Find a quadratic model for the data in the table. Type your answer below. show your work.￼￼ time hours , 0 1 2 3 4 5 6 Population (1000s) 5.
asked by Ciaria on March 17, 2015 
Algebra word prob
I don't have a graphing calc so I need help with this one. A batter hits a fly ball. A scout in the stands makes the following observations. There is a table with time (seconds) and height (feet) in correspondence to each other time is .75,1.5,2,3.25,4.75
asked by Taylor95 on September 10, 2013 
Statistics
Suppose flights at a large metropolitan airport are ontime 68% of the time and late 32% of the time. We want to use a table of random digits to simulate flight status (ontime or late), so we'll assign 01, 02, … , 68 to represent ontime flights, and
asked by Anonymous on April 14, 2018 
statistics
The director of the campuscomputing center did a study to determine the patterns of student computer usage. He found that 15% of the total student computer hours occurred during the first 5 weeks of the term, 25% during the middle five weeks, and 60%
asked by karen on August 20, 2010 
math
si spend2 /3 of his study for home work & remaining for revisions, if his study is 9/2hours a day, how much time does he spend revising in a week?
asked by Ahal on July 19, 2017 
statistics
A particular report included the following table classifying 711 fatal bicycle accidents according to time of day the accident occurred. Time of Day Number of Accidents Midnight to 3 a.m. 38 3 a.m. to 6 a.m. 29 6 a.m. to 9 a.m. 64 9 a.m. to Noon 78 Noon to
asked by annie on June 28, 2012 
essay edit
sorry to do this to you, gurublue, but i had to break it up into different pieces...this is the last one, i swear!! The scientific misconduct case of John Darsee is wrong and immoral, based on the moral theory of rule utilitarianism. I will argue why this
asked by melinda on October 13, 2007 
history
Which military actions were Allied offensives during World War II? (Select all that apply) Operation Sea Lion Operation Torch Battle of Kursk Operation Barbarossa Operation Avalanche Is it all of them?
asked by michael on June 6, 2019 
Statistics in Psychology
QUESTION 25: In a study you obtain the following data representing the aggressive tendencies of some football players:40 30 39 40 41 39 31 28 33(a) Researchers have found that is 30 in the population of nonfootball players, 1X 5 5. 2 Using both tails of
asked by Tonya on February 2, 2014 
statistics
2. A teacher wants to investigate whether there is a difference between male and female students in the amount of time they spend studying for statistics. The table below shows the amount of time students spend studying statistics each week. The amounts of
asked by Carl on June 15, 2011 
statistics
2. A teacher wants to investigate whether there is a difference between male and female students in the amount of time they spend studying for statistics. The table below shows the amount of time students spend studying statistics each week. The amounts of
asked by Carl on June 15, 2011 
science
1 Which do you think is more effective and why?  Gathering a lot of data or  Gathering a random sample of data? 2 How does this study compose to scientists who study the structure of the atom or evolution?
asked by Kaity on September 16, 2008 
Math
A) Let x represent the number of messages posted each month on a social netwroking website. B) let x represent the length of time it takes to get to work. I got A) continuous B) discrete Am i correct??
asked by Aqueen on May 5, 2015 
statistics
The weekly study times for all students in a school are normally distributed with μ = 18 hours and σ = 6 hours. If 36 students are randomly selected, find the probability that their mean study time is greater than 20 hours. My work:
asked by Judy on September 15, 2016 
Statistics
I have a question about one of my Stats vocab questions. any help is great. thanks! Identify the type of observational study as either Crosssectional or retrospective (just a reminder, Crosssectional is data measured at one point in time, retrospective
asked by Gavin on January 21, 2013 
Access
A database has two tables named Products and Orders. The tables are joined by a column called ProductID. You have created a query named uery1, which combines the data from the tables. If the Products table is deleted, what will happen when users run
asked by Marie on March 13, 2011
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