Question: QUESTION 15 A diner wants to control the average time to prepare a breakfast. The times (minutes) for three samples of four randomly selected breakfasts

QUESTION 15 A diner wants to control the average

QUESTION 15 A diner wants to control the average time to prepare a breakfast. The times (minutes) for three samples of four randomly selected breakfasts are given in the table below. What is the mean of the sampling distribution (x bar bar)? Round answer to 2 decimal places. Sample # Breakfast #2 Breakfast #3 Breakfast #1 10 1 12 8 Breakfast #4 14 9 2 19 17 16 3 13 15 10 11 12.83 QUESTION 16 If a critical fraction as shown in class has a value of .6, then which of the following statements must be true? o Cucco Cu = Co Co

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