Each sweat shop worker at a computer factory can put together 4 computers per hour on average with a standard deviation of 1 computers. 42 workers are randomly selected to work the next shift at the factory. Round all answers to 4 decimal places where possible and assume a normal distribution.     A sticker that says "Great Dedication" will be given to the groups of 42 workers who have the top 20% productivity. What is the least total number of computers produced by a group that receives a sticker? minutes (round to the nearest computer)

Question

Each sweat shop worker at a computer factory can put together 4 computers per hour on average with a standard deviation of 1 computers. 42 workers are randomly selected to work the next shift at the factory. Round all answers to 4 decimal places where possible and assume a normal distribution.

 

 

  1. A sticker that says "Great Dedication" will be given to the groups of 42 workers who have the top 20% productivity. What is the least total number of computers produced by a group that receives a sticker? minutes (round to the nearest computer)

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Statistics

Other

Related Statistics Q&A

Find answers to questions asked by students like you.

Q: "Construct a 95​% confidence interval of the population proportion using the given information."   x...

A: It is given that sample size (n) is 200 and x is 40.

Q: Three firms carry inventories that differ in size. Firm A's inventory contains 2,000 items, firm B's...

A: Given that Firm A inventory contains 2000 item's. That is N=2000 Firm B inventory contains 5000 item...

Q: The table summarizes results from 977 pedestrian deaths that were caused by automobile accidents. Pe...

A: Click to see the answer

Q: The following table shows the results from an investigation considering level of education and busin...

A: Null hypothesis: H0: There is no link between education level and business success. Alternative hypo...

Q: Number of Certified Organic Farms in the United States, 2001-2008 Year Farms 2001 5,357 5,736 6,470 ...

A: a) Let t=1 for 2001, t=2 for 2002,.......t=8 for 2008. Steps to construct scatter plot in Excel:   ...

Q: Bill Alther is a zoologist who studies Anna's hummingbird (Calypte anna).† Suppose that in a remote ...

A: Let x be a random variable representing weights of hummingbirds . Given that the population mean wei...

Q: Mouse weights. Find the mean and median for the data in the following table. Interval 41.5-43.5 43.5...

A:   Class 41.5-43.5 43.5-45.5 45.5-47.5 47.5-49.5 49.5-51.5 51.5-23.5 53.5-55.5 55.5-57.5 57.5-59.5...

Q: Lett z be a random variable wirh a standard normal distribution. Find the indicated peobability of p...

A: Given that z be a random variable with a standard normal distribution.

Q: Calculate the Sample Variance for the following data set: 4, 5, 3, 0.

A: Given data, 4, 5, 3, 0.

Q: The curve below shows a certain normal distribution with mean 5. If the area of the shared region is...

A: Normal distribution with mean ( µ ) = 5 If the area of the shared region = 0.6  

Q: The table below lists body temperatures obtained randomly selected subjects. The temperatures are ca...

A: Software Procedure: Step-by-step procedure to obtain the ANOVA data using Excel is given below: In ...

Q: Assume the readings on thermometers are normally distributed with a mean of 0°C and a standard devia...

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will an...

Q: Answer parts c & d

A: Click to see the answer

Q: The cholesterol level (in mg/dL) of 5 patients who had heart attacks was measured two days after the...

A: patient d= L1-L2 d2 1 -47 2209 2 -4 16 3 -12 144 4 14 196 5 24 576 Total -25 3141

Q: The student height data of college students follows normal distribution with an average height of 74...

A: a) It is given that X follows N (74, 5). The probability that the average height of student is below...

Q: QUESTION I The following stem-and-leaf dsplay gives the scores of a sample of 30 students on a stati...

A: The data of the 30 students on statistics exam is obtained as- 50 52 57 61 65 64 69 ...

Q: A researcher must estimate the mean temperature (in degrees Fahrenheit) with the following sample te...

A: Click to see the answer

Q: medical records show that the average body temperature is 98.4 degree fahrenheit with a standard dev...

A: Given information Body temperature Mean µ = 98.4 F Standard deviation σ = 0.5 Degree Pulse rate Mean...

Q: Suppose that an accounting firm does a study to determine the time needed to complete one person's t...

A: From the given information, sample size=175 sample average=23.1 population standard deviation=7.0 Th...

Q: You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe t...

A: Click to see the answer

Q: I am unsure how to label this graph, can someone help explain how to label it? Thank you.

A: The given data is, the population mean µ=4.5, the sample mean x=5.1 and sample SD σ=1.2, n=48 First,...

Q: Here are summary statistics for randomly selected weights of newborn girls, n=182 x=30 9 hg a 90% co...

A: Click to see the answer

Q: Find the critical value z, necessary to form a confidence interval at the level of confidence shown ...

A: The objective is to find the critical value zc necessary to form a confidence interval at the given ...

Q: A doctor wants to estimate the mean HDL cholesterol of all​ 20- to​ 29-year-old females. How many su...

A: Click to see the answer

Q: 1. In 2002, the average duration of incoming telephone calls to a fumiture store was 9.4 minutes. Th...

A:   a) The claim of the test is the average duration of incoming calls changed. Null hypothesis: H0: ...

Q: Movie Theater Attendance:  The data shown are the movie admissions, in thousands, of people attendin...

A: Click to see the answer

Q: Give the statistical meaning of the relationship between the spending hours on using mobile andreadi...

A: Consider the correlation between Hours spend on reading books per day and Hours spend on using mobil...

Q: A manufacturer considers his production process to be out of control when defects exceed 3%. In a ra...

A: Given that, A manufacturer considers his production process to be out of control when defects exceed...

Q: Statistics Question

A: Mean = 81 Standard deviation = 4

Q: # Siblings Frequency Relative Frequency Cumulative Frequency 0 44 0.1913   1 46   90 2 50 0.21...

A: a) The completed table is as follows:  Siblings Frequency Relative Frequency Cumulative Frequency...

Q: For the data in the following matrix:   a. Which two means are compared to describe the treatment ma...

A: a. Following data is given: Justification: From the given info, there are two factors with two leve...

Q: A survey shows that about 70% of those over the age of 65 years old are in danger of catching COVID-...

A: It is given that n = 9 and p = 0.70.

Q: A simple random sample of size n=15 is drawn from a population that is normally distributed. The sam...

A: Given information- Population mean, μ = 25 Sample size, n = 15 Sample mean, x-bar = 26.9 Sample stan...

Q: Suppose that salaries of workers in an industry are normally distributed with an unknown mean and st...

A: The sample size is 48. That is, n=48 Degrees of freedom, df=n-1=48-1=47  

Q: A video game claims that the drop rate for a certain item is 5% according to a game publisher. In on...

A: The hypotheses are given below: Null hypothesis: H0:p=0.05 Alternative hypothesis: H1:p≠0.05 The sam...

Q: Please don't use excel formulas to answer the question.

A: Click to see the answer

Q: A pet food producer fills​ 25-pound bags of dog food on two different production lines located in se...

A: Given,

Q: In preparing a report on the economy, we need to estimate the percentage of businesses that plan to ...

A: Click to see the answer

Q: Statistics Question

A: Given :   We have given that there are 34 % of American fathers  who did not take responsibility for...

Q: Medical research has shown that repeated wrist extensions beyond 20 degrees increase the risk of wri...

A: From the given information, The population standard deviation is not known, use t-distribution to fi...

Q: In a study of the accuracy of fast food​ drive-through orders, Restaurant A had 277 accurate orders ...

A: (a) The value of z at 95% confidence level is 1.96 (from the standard normal table) The sample propo...

Q: Use Kruskal's algorithm to calculate the length of the minimum spanning tree.

A: Below are the steps for finding MST using Kruskal’s algorithm :  1. Sort all the edges in non-decrea...

Q: The performance of students at a local community was recorded and categorized based on student’s fac...

A: In this case, it is needed to check whether the performance of students at a local community and cat...

Q: Please don't use excel formulas to answer the question.

A: 1. Here, the parameters are µ1 is the mean number of errors in the maze-learning behavior of rats fo...