The least squares prediction equation

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Reference no: EM131111275

Suppose you used MINITAB to fit the model

to n = 15 data points and you obtained the printout shown below

a. What is the least squares prediction equation?

b. Find R2 and interpret its value.

c. Is there sufficient evidence to indicate that the model is useful for predicting y? Conduct an F-test using a = .05

d. Test the null hypothesis H0: ß1 = 0 against the alternative hypothesis Ha1 ≠0. Test using a = .05. Draw the appropriate conclusions.

e. Find the standard deviation of the regression model and interpret it.

Reference no: EM131111275

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