7. For the upcoming football season, the athletic department is considering increasing the price for parking in lots adjacent to the stadium. A survey was administered to 25 season ticket holders asking them how much they would be willing to pay for a pass to park next to the stadium. The sample responses had a mean of $150 with a standard deviation of $40. Create and interpret a 95% confidence interval for the true mean.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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For the upcoming football season, the athletic department is considering increasing the price for parking in lots adjacent to the stadium. A survey was administered to 25 season ticket holders asking how much they would be willing to pay for a pass to park next to the stadium. The sample responses had a mean of $150 with a standard deviation of $40. Create and interpret a 95% confidence interval for the true mean.
Transcribed Image Text:For the upcoming football season, the athletic department is considering increasing the price for parking in lots adjacent to the stadium. A survey was administered to 25 season ticket holders asking how much they would be willing to pay for a pass to park next to the stadium. The sample responses had a mean of $150 with a standard deviation of $40. Create and interpret a 95% confidence interval for the true mean.
Expert Solution
Step 1

We have given that,

Sample mean (x̄) = 150$ and standard deviation deviation (s) = 40$ and sample size (n) = 25

Then, 

We will find the 95% confidence interval for the true population mean = ? 

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