A regression analysis from a sample of 15 produced the following:

a. Produce the regression line.
b. Determine if there is a linear relationship between the dependent and independent variables. Use a significance level of 0.05 and a p -value approach.
c. Calculate a 90% confidence interval for the amount the dependent variable changes when the independent variable increases by 1 unit.

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Σ (Xi-F)(x .. y) = 156.4 Σ (xi-i)2= 173.5 Σ(y-5)-= 181.6 Σ (y; _ y)-= 40.621 = 13.4 and v = 56.4 -