Friday
September 4, 2015

Homework Help: Math: Statistics

Recent Homework Questions About Statistics

statistics
At a school consists of 62% undergraduate, 55% of the students are males, and 48% of the undergraduate students are male. a. Determine the probability that a randomly selected student is either male or an undergraduate b. Illustrate the probabilities using a Venn Diagram
Saturday, September 6, 2014 by thankyou

statistics
Define the concept of independent events with regards to probability. Provide an example of an event that is independent and an event that is not independent
Saturday, September 6, 2014 by thankyou

statistics
A survey was conducted at a school to determine how many students use the outside recreational areas for studying versus recreational. Out of 43 students at the park 25 students were not studying. What is the probability that you would come across a student studying at the park?
Saturday, September 6, 2014 by thankyou

statistics
Define each of the following probability terms for the scenario of determining the probability that when a couple has 3 children, they will have exactly 2 boys. Assume that boys and girls are equally likely and that the gender of any child is not influenced by the gender of ...
Saturday, September 6, 2014 by thankyou

Statistics
Event A occurs with probability 0.1 and event B with probability 0.5 A) What is the maximum probability that the intersection of A and B can have? B) What is the minimum probability that the intersection of A and B can have? C) If it is know that P(A complement and B ...
Saturday, September 6, 2014 by Rebekah

statistics
How do I go about finding the answer to this type of question? Find the standard score (z) for which 50% of the area under the normal curve is below the mean.
Friday, September 5, 2014 by MissPatte

statistics
Four girls (say I, II, III and IV) are to rank 3 different types of cake (say A, B and C) in a blindfold test. Each girl ranks the three cakes as 1 (for the cake she likes the best), 2 and 3, and then the assigned ranks of each type of cake are summed. Assume that each girl is...
Friday, September 5, 2014 by sam

statistics
An urn contains 10 balls of which 6 are white, 3 are red and 1 is green. Two balls are drawn at random from the urn. Find the probability distribution of number of white balls drawn. Hence state the expected number of white balls one can get in such a draw.
Friday, September 5, 2014 by sam

statistics
let E,F and G be three events. state expressions fo rthe events. a. only F occurs b. exactly two of the events occur. c. at leasat one of the events occur. d. E and G occur but F does not. how do I go about writing these. do I use like union and intersection?
Friday, September 5, 2014 by sara

statistics
There are four children of di erent ages in a family. Their mom purchases six di erent gifts and decides to divide the gifts randomly between the children. Assuming that a child can receive no gift or multiple gifts, Thinking only about the number of gifts received by ...
Friday, September 5, 2014 by kety

statistics
The mean height of students in a college is 155 cms and standard deviation is 15. What is the probability that the mean height of 36 students is less than 157 cms
Thursday, September 4, 2014 by Anonymous

Statistics
A sample of 12 measurements has a mean of 37 and a standard deviation of 4.25. Suppose that the sample is enlarged to 14 measurements, by including two additional measurements having a common value of 37 each. A. Find the mean of the sample of 14 measurements. Mean = 37 How I ...
Thursday, September 4, 2014 by Anonymous

statistics
A state administered standardized reading exam is given to eighth grade students. The scores on this exam for all students statewide have a normal distribution with a mean of 507 and a standard deviation of 60. A local Junior High principal has decided to give an award to any ...
Thursday, September 4, 2014 by Brandy

statistics
Assign your numbers for mean μ and standard deviation σ. Then select one number "a" bellow μ and one number "b" above μ. Choose these numbers not far from μ so we can use z. Find probability that x is between a and b: P(a < x <...
Thursday, September 4, 2014 by Annie

statistics
A state administered standardized reading exam is given to eighth grade students. The scores on this exam for all students statewide have a normal distribution with a mean of 506 and a standard deviation of 69. A local Junior High principal has decided to give an award to any ...
Thursday, September 4, 2014 by Anonymous

statistics
The final mark in QTQ100T has a normal distribution with an average of 60% and a variance of 100. If we draw a sample of 4 students, the probability that the average mark is more than 56% is
Thursday, September 4, 2014 by Anonymous

statistics
24. Rosalie Friend (2001), and educational psychologist, compared three methods of teaching writing. Students were randomly assigned to three different experimental conditions involving different methods of writing a summary. At the end of the two days of instructions, ...
Tuesday, September 2, 2014 by Anonymous

statistics
24. Rosalie Friend (2001), and educational psychologist, compared three methods of teaching writing. Students were randomly assigned to three different experimental conditions involving different methods of writing a summary. At the end of the two days of instructions, ...
Tuesday, September 2, 2014 by Anonymous

statistics
What is the standard deviation of a $1 bet on any one particular number, e.g., 33, in the game of American roulette? Notice the payoff is 35:1 for this type of bet.
Tuesday, September 2, 2014 by Justin

statistics
Which interval describes the number of hours spent studying in a typical week for about 50% of the students sampled? 2 to 9 9 to 14 9 to 20 14 to 20 A five number summary of respones is: 2,9, 14, 20, 60
Tuesday, September 2, 2014 by Jeannie

Writing Skills
1. What do we call an idea that will make the reader take notice and want to read on? A. Card B. Summary C. Hook D. Point of view Student Answer: B Answer: Incorrect Reference: 3. The most important difference between an outline and finished writing is the A. details. B. ...
Monday, September 1, 2014 by SARAH

statistics
How many TV's are there in your household?” was one of the questions on a questionnaire sent to 5000 people in Japan. The collected data resulted in the following distribution: Number of TVs/Household 0 1 2 3 4 5 or more Percentage 1.9 31.4 23.0 24.4 13.0 6.3 One of ...
Saturday, August 30, 2014 by MissPatte

Business statistics
For a batch of apples containing 100 apples the mean mass is 8 gm. For half number of apples selected from 100 apples the mean mass is 10 gm. Find the mean mass of other half number of apples
Thursday, August 28, 2014 by Aye

Business statistics
For a batch of apples containing 100 apples the mean mass is 8 gm. For half number of apples selected from 100 apples the mean mass is 10 gm. Find the mean mass of other half number of apples
Thursday, August 28, 2014 by Aye

Statistics
1. The average time it takes for a cellphone to reboot is 3 minutes with a standard deviation of 10 seconds. The average time it takes a computer to restart is 5 minutes with a standard deviation of 15 seconds. Both are normally distributed. Suppose that a cellphone and a ...
Wednesday, August 27, 2014 by Jessica

statistics
An urn contains 10 balls of which 6 are white, 3 are red and 1 is green. Two balls are drawn at random from the urn. Find the probability distribution of number of white balls drawn. Hence state the expected number of white balls one can get in such a draw.
Wednesday, August 27, 2014 by URMILA

statistics
Four girls (say I, II, III and IV) are to rank 3 different types of cake (say A, B and C) in a blindfold test. Each girl ranks the three cakes as 1 (for the cake she likes the best), 2 and 3, and then the assigned ranks of each type of cake are summed. Assume that each girl is...
Wednesday, August 27, 2014 by URMILA

Statistics
use the stem-and leaf plot below to answer questions 11-13. Assume that 30/0=300 30/0 31/2 2 32/1 5 33/0 3 6 34/4 5 7 8 35/1 1 2 9 How many numbers are in the original data set? 6 16 22 9 What is the largest number in the data set? 9 22 35 359 If this data were put into a bar ...
Tuesday, August 26, 2014 by Kathryn

statistics
The number of new boats sold at a boat dealership in a given week qualitative/nominal qualitative/ordinal quantitative/continuous quantitative/discrete the weight of a gemstone qualitative/nominal qaulitative/ordinal quantitative/continuous quantitative/discrete The make of a ...
Tuesday, August 26, 2014 by Kim

statistics
According to a survey, only 20% of customers who visited the web site of a major retail store made a purchase. Random samples of size 50 are selected.Tthe mean of all the sample proportions of customers who will make a purchase after visiting the web site is _
Monday, August 25, 2014 by Anonymous

Statistics
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to find the probability of x successes given the probability of success on a single trial, n=9, x=2, p=0.35.
Monday, August 25, 2014 by Robin

statistics
The selling of prices Of six second hand bicycles in relation to their ages were noted for advertisements appearing in a local newspaper . The details are given in the table bellow. Age x ( years) 4 10 2 1 3 4 Price, y. 9 1 14 18 12 7 ( a) calculate the value of the product - ...
Saturday, August 23, 2014 by blessed

statistics
A study is being made of the failures of an electronic component. There are four types of failures possibly and two mounting positions for the device. The following data have been taken; FAILURE A. B. C. D M. Position 1 22 46 18 9 M. Position 2. 4 17 6 12 Test the hypothesis ...
Saturday, August 23, 2014 by Loyd

statistics
In a certain city, a fast food chain feels it is giving a bad reputation because it takes too long to serve the customer. Since the chain had four restaurants in this town, it is concerned with whether all restaurants have the same average servicing time. One of the owners of ...
Saturday, August 23, 2014 by Loyd

statistics
Your muffler factory claims to manufacture mufflers with a lifespan of more than 10000 miles of usage. A consumer group tests this claim at the 95 percent significance level, and finds that a sample of 64 mufflers have a mean lifespan of 10002 miles, with a standard deviation ...
Saturday, August 23, 2014 by lulu

Statistics
The scores for math test #3 were normally distributed. If 15 students had a mean score of 74.8% and a standard deviation of 7.57, how many students scored above an 85%?
Friday, August 22, 2014 by Lisa

statistics
The average weight of all newborn babies at Dearborn Hospital was estimated by using the average weight of babies born in the month of April. Based on this information, identify: a. A statistic b. A variable c. A data value
Friday, August 22, 2014 by MissPatte

statistics
A certain number of articles manufactured in a batch were classified into three categories according to some particular characteristic, being less than 50, between 50 and 60 and greater than 60. If this characteristic is known to be normally distributed, determine the mean and...
Thursday, August 21, 2014 by Jeshani

AP Statistics
A study sought to determine whether the ancient Chinese art of acupuncture could help infertile women become pregnant. 160 healthy women undergoing treatment for infertility were recruited for the study. Half of the subjects were randomly assigned to receive acupuncture ...
Wednesday, August 20, 2014 by Ana

inferential statistics
A supplier of company X makes on an average of 5 defective pieces. The company accepts a sample if there are no more than 7 defective pieces. What are the chances that the company will reject the sample?
Tuesday, August 19, 2014 by shailja

Business Statistics
You wish to learn the average age of an MBA student within 2 years and with 99% confidence. How large of a sample should you get? Based on data from student_data.xls This is what I have so far. I don't know what the standard deviation would be N= [ZS/E]^2 N= [ 2.5758*s/2] ^ 2
Tuesday, August 19, 2014 by Gen

statistics
describe the distribution of the data with regard to the shape, outliers, center, and spread.
Tuesday, August 19, 2014 by Kim

Statistics
suppose 60 people are asked which method is best to avoid getting the flu. the results are shown in the table below. determine the percentage for each method and complete the table. round to the nearest whole number. Method Frequency % Flu shot 15 washing hands 36 taking ...
Tuesday, August 19, 2014 by Kathryn

statistics
The correct size of a nickel is 21.21 millimeters. Based on that, the data can be summarized into the following table: Too Small Too Large Total Low Income 19 21 40 High Income 22 13 35 Total 41 34 75 Q: If 100 children are chosen at random, it would be unusual if more ...
Tuesday, August 19, 2014 by JR

statistics
Construct the cost of living index number for private university teacher for the year august 2014 considering august 2013 as the base period.
Tuesday, August 19, 2014 by spdas

statistics
If a milk cow in California produced a mean of 1,875 pounds of milk per month, what percentage of production would that cow be in compared to the overall production per milk cow in California from 1990 through 2005?
Tuesday, August 19, 2014 by Bobby

statistics
population has mean 53 and standard deviation 12. Calculate the standard deviation of x bar for a random sample of size 12.
Monday, August 18, 2014 by Bridget

statistics
The number of hours that college students sleep on a week night is approximated by a normal curve with a mean of 7 hours and a standard deviation of 1.7 hours. Answer the question below using a z table: On a week night, what percentage of students sleep between 5 and 10 hours
Monday, August 18, 2014 by Anonymous

statistics
The number of vacation days taken by employees of a company is normally distributed with a mean of 14 days and a standard deviation of 3 days. For the next employee, what is the probability that the number of days of vacation taken is less than 10 days? More than 21 days?
Sunday, August 17, 2014 by Jeff

Statistics in Psychology
What is a proper Null and Alternative HypothesThe CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study ...
Sunday, August 17, 2014 by Annette Hill

Statistics
The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected current salary data of the three groups ...
Sunday, August 17, 2014 by Annette Hill

statistics
In performing a hypothesis test, the null hypothesis is population mean = 6.9 and the alternative hypothesis is population mean ≠ 6.9, a random sample of 16 items is selected. The sample mean is 7.1 and the sample standard deviation is 2.0. The population is ...
Sunday, August 17, 2014 by Anonymous

Research Statistics
The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected current salary data of the three groups ...
Saturday, August 16, 2014 by Lamont Sanford

Statistics
Six homes are randomly surveyed from a group of fifteen homes. How many different random samples are possible
Thursday, August 14, 2014 by Courtney

statistics
4. The average family income in the town of Seneville is $45 000, with a standard deviation of $9000. Assuming that family income is normally distributed, determine the income level below which 80% of the families in this town earn
Wednesday, August 13, 2014 by Faz

statistics
You want to estimate the difference in grade point averages between two groups of university students to be accurate within 0.2 grade point, with probability approximately equal to 0.95. If the standard deviation of the grade point measurements is approximately equal to 0.6, ...
Wednesday, August 13, 2014 by Bob

statistics
in a beach side suburb it rains on 20% of days and is windy on 30% of days. if rain and wind are independent, on any particular day find the probability that: (a) it rains and is windy (b) it does not rain and is not windy (c) it rains or it windy (d) it does not rain or is ...
Wednesday, August 13, 2014 by purna

statistics
1) One hundred clients of a registered tax agent fall into the categories of personal (25 male, 30 female), corporate (10 male, 15 female) and small business (8 male, 12 female). The agent selects one of the clients at random to begin work. Find the probability that the client...
Wednesday, August 13, 2014 by purna

statistics
A research organization claims that the monthly wages of industrial workers in district X exceeds that of those in district Y by more than Rs 150. Two different samples drawn independently from the two district yielded the following results: District X: 1 x = 648, 2 1 s = 120...
Wednesday, August 13, 2014 by Anonymous

statistics
150 students is 60 kg the mean of body is 70 kg withstandard deviation of 10 kg and mean weight of girls is 55 kg with standard deviation of 15kg.calculate the number of boys and the combined standard deviation. Also find whether the coefficient of deviation is hired for girls...
Monday, August 11, 2014 by Anonymous

statistics
Advertisers contract with Internet service providers and search engines to place ads on websites. They pay a fee based on the number of potential customers who click on their ad. Unfortunately, click fraud—the practice of someone clicking on an ad solely for the purpose ...
Monday, August 11, 2014 by Thomas

statistics
Use the given sorted values below which are the numbers of points scored in the Super Bowl for a recent period of 24 years. 36 37 37 39 39 41 43 44 44 47 50 53 54 55 56 56 57 59 61 61 65 69 69 75
Sunday, August 10, 2014 by Brian

statistics
Suppose that on a certain examination in advanced mathematics, students from University A achieve scores which are normally distributed with a mean of 625 and a variance of 100, and that students from University B achieve scores which are normally distributed with a mean of ...
Sunday, August 10, 2014 by Anonymous

Statistics
I need to perform a One Way Anova for the following numbers: Scores: are 1, 2, 3, 2,3,4,4,5,6 Group: are 1, 1, 1, 2,2,2,3,3,3 How do I do this? I have the format but I don't know what numbers to put in for the samples,
Saturday, August 9, 2014 by Fran

statistics
A jar contains 2 red balls, 2 blue balls, 2 green balls and 1 orange ball. Balls are randomly selected, without replacement, until 2 of the same colour are obtained. Calculate the probability that more than 3 balls must be selected.
Thursday, August 7, 2014 by Koala

statistics
The mean sleep time of babies is 14hrs,a sample of 64 babies showed a mean of 13hrs 30min with a standard deviation of 3hrs at 1% level of significance. Test the assertion that the mean sleep of the babies is less than 14hrs a day.
Thursday, August 7, 2014 by Patrick

statistics
The mean lifetime of a sample of 100 light tubes is 1570 hours with a standard deviation of 80 hours test the hypothesis that the mean lifetime of the tubes is 1600 hours
Thursday, August 7, 2014 by Patrick

sTATISTICS
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, approximately what percentage of light bulbs has a life of more than 3000 hours?
Thursday, August 7, 2014 by KDIZZLE

statistics
Suppose x is a uniform random variable with c=10 and d=60. Find the probability that a randomly selected observation exceeds 30.
Wednesday, August 6, 2014 by kara

statistics
You can answer any questions from the questions on an exam. In how many different ways can you choose the questions, assuming that the order in which you choose the questions is irrelevant?
Wednesday, August 6, 2014 by randy

Psyc, statistics
Introduction to Hypothesis Testing In an article entitled “Science and ethics in conducting, analyzing, and reporting psychological research” in the journal Psychological Science (1994), psychologist Robert Rosenthal examines the relationship between a researcher&#...
Wednesday, August 6, 2014 by Lyndsay

statistics
If 1,000 students take a test that has a mean of 40 minutes, a standard deviation of 8 minutes, and is normally distributed, how many would you expect would finish in between 24 and 48 minutes?
Wednesday, August 6, 2014 by pablo

Statistics
Suppose that you are designing an instrument panel for a large industrial machine. The machine requires the person using it to reach 2 feet from a particular position. The reach from this position for adult women is known to have a mean of 2.8 feet with a standard deviation of...
Tuesday, August 5, 2014 by Lamont Sanford

statistics
The students in your class with three children in their families are asked to state the number of boys in the family. What are the possible numbers? If X is the number of boys minus the number of girls in each of these families, state all the possible values of X. Make a table...
Monday, August 4, 2014 by Ariana

statistics
Kindergarten children have heights that are approximately distributed normal. A random sample of size 20 is taken and the mean x and the standard deviation s are calculated ( x = 40 inches and s = 3). a. Is there sufficient evidence to indicate that the mean of kindergarten ...
Sunday, August 3, 2014 by T

statistics
The human resources department of an engineering company gives IQ tests to a randomly selected group of new hires every year. They claimed that the mean IQ score of new hires, , from this year is greater than or equal to the mean IQ score of new hires, , from last year. This ...
Sunday, August 3, 2014 by Brittany

statistics
DO I NEED TO USE 2-TAILED OR 2-TAILED RESULTS? WHY? A researcher believed that 2 hours per week of intensive exercise would result in significant weight loss after 12 weeks on the schedule. Accordingly, he weighed a group of 50 subjects before and after the 12 week exercise ...
Sunday, August 3, 2014 by Chloe

statistics
1. A class of 10 students all received a 90 on the final exam. What is the standard deviation?_________
Sunday, August 3, 2014 by Chloe

statistics
The trends in international mathematic and science study (TIMSS) in 2007 examined eighth grade proficiency in math and science. The mean mathematics scale score for the sample of eighth grade students in the US was 508.5 with a standard error of 2.83. Construct a 95% ...
Saturday, August 2, 2014 by Marc

statistics
Salaries for various positions can vary significantly depending on whether or not the company is in the public or private sector. The U.S. department of labor posted the 2007 mean salary for human resource managers employed by the federal government, as &76, 503. Assume the ...
Saturday, August 2, 2014 by Corinne

statistics
Conduct a chi square analysis to determine whether sex and year in college are related. I have tried to submit the data but I can't seem to make the submission work. For my data I used 20 males and 20 females. and for the year in college I have 10 freshman, 10 sophomore, ...
Thursday, July 31, 2014 by angela

statistics
The following list is a sampling of the costs of various statistics textbooks used at several colleges. Give the upper confidence limit for a 95% confidence interval estimate for the mean cost of all statistics textbooks. 109.95; 92.00; 96.70; 84.85; 92.60; 84.45; 90.95; 77.00...
Thursday, July 31, 2014 by martha

Statistics
In hypothesis testing, as the a level gets smaller, the level of confidence increases. True or False? And why or why not?
Wednesday, July 30, 2014 by Nina

statistics
In order to subject their cash registers to random audit, suppose we want to select a random sample of three people from this group of cashiers. Bonita, Chandra, Earl, Glenda, Homer, Jamal, Kendra, Maria, Oscar, Reshonda. How do I use a random number table?
Wednesday, July 30, 2014 by Allie

statistics
A researcher wishes to estimate the proportion of adults living in rural areas who own a gun. He wishes to achieve a margin of error of 2.8%. What is the minimum sample size needed?
Monday, July 28, 2014 by liz

statistics
The distribution of students’ heights in a class of 100 students is normal, with a mean height of 66 inches and a standard deviation of three. With these parameters, answer the associated question(s). The shortest 10% of the class is equal to or shorter than __________ ...
Sunday, July 27, 2014 by Mireya

statistics
A student of the author surveyed her friends and found that among 20 males, 4 smoke and among 30 female friends, 6 smoke. Give two reasons why these results should not be used for a hypothesis test of the claim that the proportions of male smokers and female smokers are equal...
Sunday, July 27, 2014 by Katrina

Statistics
How would I solve each system by substitution? I know basically what to do, but I keep getting stuck. Thanks! 1)x=2-y 3x-2y=1 2)2x+3y=-1 x=y-13
Sunday, July 27, 2014 by JOS

Statistics
I need some help on how to write constraints. For example, I don't get how to do these problems and write a constraint for them: 1) A food store owner buys turkeys and hams. The owner plans to purchase at most a total of 50 products. Write a constraint. 2) The food store ...
Sunday, July 27, 2014 by NNN

Statistics
Express the confidence interval (0.033,0.099) in the form of P-E<p<P+E
Sunday, July 27, 2014 by Nina

Statistics
Express the confidence interval (0.033,0.099) in the form of P-E<p<P+E
Sunday, July 27, 2014 by Nina

statistics
Scores for men on the verbal portion of the SAT-1 test are normally distributed with a mean of 509 and a standard deviation of 112. If a man is randomly selected, find the probablity tht his score is at least 571
Thursday, July 24, 2014 by jo ann

Statistics
Do you drink the recommended amount of water each day? Most Americans don't! On average, Americans drink 5.4 eight-oz servings of water a day. A sample of 36 education professionals was randomly selected and their water consumption for a 24-hour period was monitored; the ...
Wednesday, July 23, 2014 by needhelp

Statistics
Express the confidence interval using the indicated format. Express the confidence interval -0.129 < p < 0.631 in the form of p ± E.
Monday, July 21, 2014 by tray

Statistics
Blood samples from 10 persons were sent to each of two labs for cholesterol determination. The measurements are recorded below: Table 1. Serum Cholesterol measurements of Lab 1 and Lab 2 Subject Lab 1 Lab 2 1 296 318 2 268 287 3 244 260 4 272 279 5 240 245 6 244 249 7 282 294 ...
Monday, July 21, 2014 by Peter

Statistics
Hi, Could anyone help me please, because I'm not sure with my answer, Thank you so much for your help and value time. Blood samples from 10 persons were sent to each of two labs for cholesterol determination. The measurements are recorded below: Table 1. Serum Cholesterol ...
Monday, July 21, 2014 by Jonhny

statistics
In a batch of 8,000 clock radios 5% are defective. A sample of 14 clock radios is randomly selected without replacement from the 8,000 and tested. The entire batch will be rejected if at least one of those tested is defective. What is the probability that the entire batch will...
Monday, July 21, 2014 by havier

statistics
Hi, Could anyone help me please, because I'm not sure with my answer, Thank you so much for your help and value time. Blood samples from 10 persons were sent to each of two labs for cholesterol determination. The measurements are recorded below: Table 1. Serum Cholesterol ...
Monday, July 21, 2014 by Jonhny

statistics
Wages and salaries make up only part of a total compensation. Other parts include paid leave, health insurance, and many others. In 2007, wages and salaries among manufacturers in the United States made up an average of 65.8% of total compensation. To determine if this changed...
Sunday, July 20, 2014 by june

Statistics/Probability
A component is rejected if its has a diameter less than 70mm, reworked if the diameter is between 70 and 73.5mm or more than 78.5mm. The diameter of a component is normally distributed with a mean 76mm and standard deviation 2.5mm. In a batch of 400 components, determine the ...
Sunday, July 20, 2014 by Koylar

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Homework Help: Math

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