Suppose that 100 items are drawn from a population of manufactured products and the weight, X , of each item is recorded. Prior experience has shown that the weight has a non-normal probability distribution with m = 8 ounces and s = 3 ounces. Which of the following is true about the sampling of ?
A) Its mean is 8 ounces.
B) Its standard error is 0.3 ounces.
C) Its shape is approximately normal.
D) All of these choices are true.
Correct Answer:
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