onsider the data set below. Use Table 2 of Appendix B.

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Consider the data set below. Use Table 2 of Appendix B.
Excel File: data 14-33.xlsx
i 3 12 6 20 14
Yi 55 40 55 10 15
a. Estimate the standard deviation of y* when x = 8 (to 4 decimals).
b. Develop a 95% confidence interval for the expected value of y when x = 8 (to 2 decimals).
c.Estimate the standard deviation of an individual value of y when x = 8 (to 4 decimals).
d. Develop a 95% prediction interval for y when x = 8 (to 2 decimals).
)
I
Hint(a) Chook My Work
Transcribed Image Text:Consider the data set below. Use Table 2 of Appendix B. Excel File: data 14-33.xlsx i 3 12 6 20 14 Yi 55 40 55 10 15 a. Estimate the standard deviation of y* when x = 8 (to 4 decimals). b. Develop a 95% confidence interval for the expected value of y when x = 8 (to 2 decimals). c.Estimate the standard deviation of an individual value of y when x = 8 (to 4 decimals). d. Develop a 95% prediction interval for y when x = 8 (to 2 decimals). ) I Hint(a) Chook My Work
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