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how to find the mean of the sampling distribution of p hat. Find the probability of obtaining a sample of 1012 adults in which 67 or fewer say. A Describe the shape of the sampling distribution of eqhatp eq In this case the sampling distribution of proportions is bell-shaped.
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P N p p1p n p N p p 1. Sampling distribution of a sample proportion. Find the probability of obtaining a sample of 1012 adults in which 67 or fewer say.
And a shape that is close to normal since np 250006 1500 and n1 p 250004 1000 are both greater than 10.
N 900 p 03. Describe the sampling distribution of p hat. Well the mean of X is n times P. In particular be able to identify unusual samples from a given population.
