xi 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).
xi 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).
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Question
| xi | 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
( , )
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).
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