ou may need to use the appropriate appendix table or technology to answer this question. Given are five observations for two variables, x and y. (Round your answers to two decimal places.) xi 3 12 6 20 14 yi 60 35 55 15 15   #1) Estimate the standard deviation of ŷ*when x = 7.   #2) Develop a 95% confidence interval for the expected value of y when x = 7. _____to ________

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You may need to use the appropriate appendix table or technology to answer this question.
Given are five observations for two variables, x and y. (Round your answers to two decimal places.)
xi
3 12 6 20 14
yi
60 35 55 15 15
 
#1) Estimate the standard deviation of ŷ*when x = 7.
 
#2) Develop a 95% confidence interval for the expected value of y when x = 7.
_____to ________
 
#2a) 
Estimate the standard deviation of an individual value of y when
x = 7.
 
#3)Develop a 95% prediction interval for y when x = 7.
_____to_______
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