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    Exam 10: Inference About Means and Proportions With Two Populations
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    ​The Sampling Distribution of - Is Approximated by a Normal
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​The Sampling Distribution of - Is Approximated by a Normal

Question 6

Question 6

Multiple Choice

​The sampling distribution of ​The sampling distribution of   -   is approximated by a normal distribution if _____ are all greater than or equal to 5. A)  ​n<sub>1</sub>p<sub>2</sub>, p<sub>2</sub>(1 - n<sub>2</sub>) , n<sub>2</sub>p<sub>1</sub>, p<sub>1</sub>(1 - n<sub>1</sub>)  B)  ​n<sub>1</sub>p<sub>1</sub>, p<sub>1</sub>(1 - n<sub>1</sub>) , n<sub>2</sub>p<sub>2</sub>, p<sub>2</sub>(1 - n<sub>2</sub>)  C)  ​n<sub>1</sub>p<sub>2</sub>, n<sub>1</sub>(1 - p<sub>2</sub>) , n<sub>2</sub>p<sub>1</sub>, n<sub>2</sub>(1 - p<sub>1</sub>)  D)  ​n<sub>1</sub>p<sub>1</sub>, n<sub>1</sub>(1 - p<sub>1</sub>) , n<sub>2</sub>p<sub>2</sub>, n<sub>2</sub>(1 - p<sub>2</sub>) - ​The sampling distribution of   -   is approximated by a normal distribution if _____ are all greater than or equal to 5. A)  ​n<sub>1</sub>p<sub>2</sub>, p<sub>2</sub>(1 - n<sub>2</sub>) , n<sub>2</sub>p<sub>1</sub>, p<sub>1</sub>(1 - n<sub>1</sub>)  B)  ​n<sub>1</sub>p<sub>1</sub>, p<sub>1</sub>(1 - n<sub>1</sub>) , n<sub>2</sub>p<sub>2</sub>, p<sub>2</sub>(1 - n<sub>2</sub>)  C)  ​n<sub>1</sub>p<sub>2</sub>, n<sub>1</sub>(1 - p<sub>2</sub>) , n<sub>2</sub>p<sub>1</sub>, n<sub>2</sub>(1 - p<sub>1</sub>)  D)  ​n<sub>1</sub>p<sub>1</sub>, n<sub>1</sub>(1 - p<sub>1</sub>) , n<sub>2</sub>p<sub>2</sub>, n<sub>2</sub>(1 - p<sub>2</sub>) is approximated by a normal distribution if _____ are all greater than or equal to 5.


A) ​n1p2, p2(1 - n2) , n2p1, p1(1 - n1)
B) ​n1p1, p1(1 - n1) , n2p2, p2(1 - n2)
C) ​n1p2, n1(1 - p2) , n2p1, n2(1 - p1)
D) ​n1p1, n1(1 - p1) , n2p2, n2(1 - p2)

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