Question: 24. The Excel file Restaurant Sales provides sample in- formation on lunch, dinner, and delivery sales for a local Italian restaurant. Develop 95% prediction inter-

24. The Excel file Restaurant Sales provides sample in- formation on lunch, dinner, and delivery sales for a local Italian restaurant. Develop 95% prediction inter- vals for the daily dollar sales of each of these variables and also for the total sales dollars on a weekend day. 25. For the Excel file Credit Approval Decisions, find 95% confidence and prediction intervals for the credit scores and revolving balance of homeowners and nonhomeowners. How do they compare?

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