Consider the data set below. Use Table 2 of Appendix B. Excel File: data14-33.xlsx Xi 3 12 6. 20 14 Yi 55 40 55 10 15 a. Estimate the standard deviation of ŷ when x = 8 (to 4 decimals). b. Develop a...

Consider the data set below. Use Table 2 of Appendix B.<br>Excel File: data14-33.xlsx<br>Xi<br>3<br>12<br>6.<br>20<br>14<br>Yi<br>55<br>40<br>55<br>10<br>15<br>a. Estimate the standard deviation of ŷ when x = 8 (to 4 decimals).<br>b. Develop a 95% confidence interval for the expected value of y when x =<br>8 (to 2 decimals).<br>c.Estimate the standard deviation of an individual value of y when x =<br>8 (to 4 decimals).<br>d. Develop a 95% prediction interval for y when x =<br>8 (to 2 decimals).<br>

Extracted text: Consider the data set below. Use Table 2 of Appendix B. Excel File: data14-33.xlsx Xi 3 12 6. 20 14 Yi 55 40 55 10 15 a. Estimate the standard deviation of ŷ 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).

Jun 09, 2022

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Consider the data set below. Use Table 2 of Appendix B. Excel File: data14-33.xlsx Xi 3 12 6. 20 14 Yi 55 40 55 10 15 a. Estimate the standard deviation of ŷ when x = 8 (to 4 decimals). b. Develop a...

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