# Question

The Hawaii Island Chamber of Commerce collects ocean temperature data to help promote tourism for local businesses. The Excel file titled Hawaii ocean temps.xlsx lists daily ocean temperatures for the past 125 days.

a. Use these data to construct a 90% confidence interval to estimate the average ocean temperature for Hawaii.

b. What is the margin of error for this sample?

c. Verify your results with Excel.

a. Use these data to construct a 90% confidence interval to estimate the average ocean temperature for Hawaii.

b. What is the margin of error for this sample?

c. Verify your results with Excel.

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