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Question 3 The average cost of house cleaning is $165. You would like to check if the average cost of house cleaning in your neighborhood
Question 3 The average cost of house cleaning is $165. You would like to check if the average cost of house cleaning in your neighborhood is higher than the national average. You randomly select and get quotes from 5 cleaning companies. The data is listed in the table below. Use 0.05 level of significance. 145 110 125 175 170 A. State the null and the alternative hypotheses. B. Select the appropriate inference procedure and verify or state conditions for using it. Specify the rejection region. C. Calculate the value of the test statistic. D. State the test decision and conclusion
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