Question: 13) Using n = 15 for the data in D1:D15, calculate the t-value for an 85% confidence interval. A. 1.469 B. 1.483 C. 1.440 D.

1.440 D. 1.523 14) Using the information from 9), 10), and 13)

to calculate an 85% confidence interval for the population mean. A. (20.439.

13) Using n = 15 for the data in D1:D15, calculate the t-value for an 85% confidence interval. A. 1.469 B. 1.483 C. 1.440 D. 1.523 14) Using the information from 9), 10), and 13) to calculate an 85% confidence interval for the population mean. A. (20.439. 27.56]) B. (20.239, 27.761) C. (20.618. 27.382) D. (20.780, 27.220)15) Identify the correct hypothesis statements for this test. A. Ho: HS 22 B. Ho: H 2 22 C. Ho: H 22 Ha: u > 22 Ha: u 2.131 B. Reject the null hypothesis ift 2.145 C D. Reject the null hypothesis ift

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