Question: If appropriate create a 98 confidence interval for the average
If appropriate, create a 98% confidence interval for the average sales at the Hendrick Software Sales Company, for 10 sales contacts.
Answer to relevant QuestionsIf appropriate, create a 95% prediction interval for the amount of monthly spending on restaurant meals, based on a monthly income of $6,000. Check that the requirements for the theoretical model are met for the data from the Hendrick Software Sales Company. Are there any outliers? Are there any influential observations? An excerpt from Excel's regression output for the data set of student marks on the second test and the final exam in a statistics course, described in Exercise 11, is shown below in Exhibit 13.48. Using the output, test for ...A large company has developed a written test to screen applicants, and the mark on this test has been a good predictor of employee suitability for the graduates that are hired. Because administering the test is ...The Standard and Poor's Toronto Stock Exchange Composite Price Index (TSX) measures the performance of the broad Canadian stock market. The Dow Jones Industrial Average (DJI) tracks the performance of the U.S. stock market. ...
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