Given Below Are Four Observations Collected in a Regression Study $\alpha$

question 59

Essay

Given below are four observations collected in a regression study on two variables x (independent variable)and y (dependent variable).

a.Develop the least squares estimated regression equation.
b.At 95% confidence,perform a t test and determine whether or not the slope is significantly different from zero.
c.Perform an F test to determine whether or not the model is significant.Let $\alpha$ = 0.05.
d.Compute the coefficient of determination.

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