A New York restaurant would like to estimate the average amount customers spend for dinner. A sample of size 49 customers resulted an average of $32.60. Assume the population standard deviation is $5. What is the point estimation for the mean of the population?

Complete Exercise 14.12 (The Fresh Detergent Case) on page 575 in your textbook Above each output we give the regression model and the number of observations, n, used to perform the regression analysis under consideration. Using the appropriate model, sample size n, and output: 1)Report SSE,...

All of the following, except one, are reasons for selecting a sample instead of stuying the whole population. Which one? a) the cost of studying an entire population can be too high. b) the population can be destroyed in the process of studying it. c) the study of a population can be too time...

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Bob scored 85 on a math exam and the mean was 77 and standard deviation was 6. Tricia scored 78 where the mean was 73 and standard deviation was 4. Shirley scored 92 on the English exam where the mean was 86 and the standard deviation was 5. Compare the scores and rank them from best to worst.