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Question
For a population with an unknown distribution, the form of the sampling distribution of the sample mean isa. approximately normal for all sample sizes
b. exactly normal for large sample sizes
c. exactly normal for all sample sizes
d. approximately normal for large sample sizes
Answer
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If A and B are mutually exclusive events with P(A) = 0.3 and P(B) = 0.5, thenP(A B) =a. 0.00b. 0.15c. 0.8d. 0.2
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d. None of the other answers is correct.