Does the mean of the sample proportions equal the proportion of girls in two​ births? A. ​Yes, both the mean of the sample proportions and t

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Does the mean of the sample proportions equal the proportion of girls in two​ births? A. ​Yes, both the mean of the sample proportions and the population proportion are 1/4. B. ​No, the mean of the sample proportions and the population proportion are not equal. C. ​Yes, both the mean of the sample proportions and the population proportion are 1/3. D. ​Yes, both the mean of the sample proportions and the population proportion are 1/2.

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Vân Khánh 3 months 2021-07-24T17:29:44+00:00 1 Answers 0 views 0

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    2021-07-24T17:31:37+00:00

    Answer:

    the answer is a

    Step-by-step explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )