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1. Consider two classes of business statistics. Suppose that average test score

ID: 3358477 • Letter: 1

Question

1. Consider two classes of business statistics. Suppose that average test score for the first class is 80 and the average test score for the second class is 78. What is the point estimate for the difference in the mean test scores? Answer to as many decimal places as necessary.

2. Consider two classes of business statistics. Suppose that the average test score for the first class is 79 and the average test score for the second class is 83.7. What is the point estimate for the difference in the mean test scores? Answer to as many decimal places as necessary.

Explanation / Answer

1) The point estimate for the difference in the mean test scores = 80-78 = 2

2) The point estimate for the difference in the mean test scores = 79-83.7=-4.7