# I just need help with questions 5,6 and 7 Economists wish to look at the relationship…

I just need help with questions 5,6 and 7

Economists wish to look at the relationship between the price of regular unleaded gasoline in the U.S. (units-\$/gallon) and the acquisition cost of OPEC crude oil (units-\$10/barrel). Summary measures for a random sample of 13 years are given below 13 29.3 0.39 329.67 143.61 What is the estimated regression equation? (Specify which variable is y and which is x) Question 1 where ice of gas t of Question 2 Show the ANOVA table MS dt Regression Error Total Question 3 What is the r2 for this model? Question 4 what is the 90% confidence interval for _1 (with appropriate units? Lower Endpoint Upper Endpoint Question 5 Test K. _ 1-0 vs. Ha: _1-0 at a-0.025. (Use the F table) Step 1: HO Ha: Step 2: Step 3: Fill in the row 62 if using an F test Reject Ho if F stat Fill in the row 66 if using a t test. The smaller number must be typed first Reject HO if Step 4: Step 5: Step 6: Step 7: F stat Ho The lower boundary must go on the left and the upper boundary on the right. P.value appropriate units)? what is the 95% confidence interval for the mean value of y when )0-29 (with Question 6 Lower Endpoint Upper Endpoint I x0-1.7, what is the predicted value for y (with appropriate units)? Question 7A if x0-17, what is 80% prediction interval for an individual value of y (with appropriate units)? Question 7B Upper Endpoint Lower Endpoint

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