Consider the following set of dependent and independentvariables. Use this data to complete parts a and b below.
Construct a​ 95% confidence interval for the regressioncoefficient for x1
y  x1  x2
10Â Â 2Â Â 15
14Â Â 7Â Â 8
15Â Â 5Â Â 12
17Â Â 9Â Â 12
22Â Â 6Â Â 0
23Â Â 12Â Â 9
29Â Â 13Â Â 5
33Â Â 20Â Â 2
a. The​ 95% confidence interval for the true populationcoefficient B1 is _____ to _____. (Round to three decimal placesas​ needed.)
b. Construct a​ 95% confidence interval for the regressioncoefficient for x2.
The​ 95% confidence interval for the true population coefficientβ2 is ______ to _____. ​(Round to three decimal places as​needed.)
