Question 14 Provide an appropriate response. In a random sample of 26 laptop computers, the mean repair cost was $150 with a standard deviation of $35. Assume the population has a normal distribution. Construct a 95% confidence interval for the population mean, . Suppose you did some research on repair costs for laptop computers and found that the standard deviation is e-35. Use the normal distribution to construct a 95 confidence interval for the population mean, Compare the results. Round to the nearest cent. Uhe the editor to format your answer

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question 14
Provide an appropriate response.
I
In a random sample of 26 laptop computers, the mean repair cost was $150 with a standard deviation of $35. Assume the
population has a normal distribution. Construct a 95% confidence interval for the population mean, p. Suppose you did some
research on repair costs for laptop computers and found that the standard deviation is e- 35. Use the normal distribution to
construct a 95% confidence interval for the population mean, p. Cormpare the results, Round to the nearest cent.
Use the editor to format your answer
Transcribed Image Text:Question 14 Provide an appropriate response. I In a random sample of 26 laptop computers, the mean repair cost was $150 with a standard deviation of $35. Assume the population has a normal distribution. Construct a 95% confidence interval for the population mean, p. Suppose you did some research on repair costs for laptop computers and found that the standard deviation is e- 35. Use the normal distribution to construct a 95% confidence interval for the population mean, p. Cormpare the results, Round to the nearest cent. Use the editor to format your answer
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