Use the regression equation in Exercise 16.2 to predict with 90% confidence the sales when the advertising budget is $80,000.
Answer to relevant QuestionsEstimate with 90% confidence the mean monthly number of housing starts when the mortgage interest rate is 7% in Exercise 16.3.Refer to Exercise 16.8. Estimate with 90% confidence the mean amount of time for 40-year-old Americans to complete the census.Refer to Exercise 16.15. Predict the food budget of a family whose household income is $60,000. Use a 90% confidence level.Refer to Exercise 16.52. Number of hours of television watching per day for people with 12 years of education.Refer to Exercise 16.65. Position on the issue of whether government should reduce income differences of someone who works 50 hours per week.
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