Refer to the Buena School District bus data. Information provided by manufacturers of school buses

Asked by bizgrad
Dated: 5th Jul'18 08:55 PM
Bounty offered: $12.00

Refer to the Buena School District bus data. Information provided by manufacturers of school buses suggests the mean maintenance cost per month is $455 per bus. Use statistical software to find the mean and the standard deviation for the Buena buses. Does the Buena data seem to be in line with that reported by the manufacturer? Specifically, what is the probability of the sample mean being less than Buena’s, given the manufacturer’s data?

 

 


 
3
A. Develop a 95% confidence interval for the mean bus maintenance.
B. Develop a 95% confidence interval for the mean bus miles.
C. Write a memo to the state transportation official to report your results.
 

 

 Refer to the Baseball 2012 data, which report information on the 30 Major League Baseball teams for the 2012 season. Assume the 2012 data represents a sample.

a. Develop a 95% confidence interval for the mean number of home runs per team.

b. Develop a 95% confidence interval for the mean number of errors committed by each team.

c. Develop a 95% confidence interval for the mean number of stolen bases for each team.

Refer to the Buena School District bus data. Information provided by manufacturers of school buses
Answered by bizgrad
Expert Rating: 2384 Ratings
Dated: 5th Jul'18 08:55 PM
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Q1,3-solution.xlsx (21.75 KB)
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baseball_solution.docx (388.69 KB)