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The university hires you to determine whether the current students at UWC receiv

ID: 3381409 • Letter: T

Question

The university hires you to determine whether the current students at UWC receive more parking tickets than the historical average. In years past, the average UWC student earns $115 in parking tickets over a 4-year period. You take a random sample of 113 out-going seniorsto determine if they earn more or less in parking tickets. Your sample has a mean of $124, and a standard deviation of $45. What is the standard error for your sample? Calculate the t-test for your sample. What is it? What is the p-value associated with our t-score?

Explanation / Answer

The university hires you to determine whether the current students at UWC receiv