Question: From minitab data given for speed vs stopping distance: yhat =-89.99+5.7053x and Stdev of Speed is .2707 and s=12.47 and 8 degrees of freedom. A.

From minitab data given for speed vs stopping distance: yhat =-89.99+5.7053x and Stdev of Speed is .2707 and s=12.47 and 8 degrees of freedom.

A. Find a 95% confidence interval for the slope of the regression line. How do you find SE?

B. Test the hypothesis H0: B1 = 0 and Ha: B1 not equal to 0. What is the P-Value?

C. Suppose instead of testing H0: B1 = 0 you decided to test H0: B1 = 5. What P-Value would be associated with the test?

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