Question

In: Statistics and Probability

Fill in the blanks to complete the following statements. Bold left parenthesis a right parenthesis (a)...

Fill in the blanks to complete the following statements. Bold left parenthesis a right parenthesis (a) For the shape of the distribution of the sample proportion to be approximately​ normal, it is required that ​np(1−​p) greater than or equals ≥​.. Bold left parenthesis b right parenthesis

(b) Suppose the proportion of a population that has a certain characteristic is 0.05. The mean of the sampling distribution of p^ from this population p^ with t μ^ p equals =​______. ​. Bold left parenthesis a right parenthesis

(a) For the shape of the distribution of the sample proportion to be approximately​ normal, it is required that ​np(1 minus −​p) greater than or equals ≥ nothing . ​(Type an integer or a​ decimal.)

Solutions

Expert Solution

a) Mean of sampling distribution = µp = p = 0.05

b) For the shape of the distribution of the sample proportion to be approximately​ normal, it is required that ​np(1 -​p) > 10

                                                                                                                                                                                                                                                  


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