A national caterer determined that 72% of the people who sampled their food said that it was delicious. A random sample of 324 people is obtained from a population of 100000. The 324 people are asked to sample the caterer's food. If p-hat with top is the sample proportion saying that the food is delicious, what is the mean of the sampling distribution of p-hat on top?
Added by David H.
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We are given that the population proportion (p) of people who find the food delicious is 0.72. Show more…
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A national caterer determined that 37% of the people who sampled their food said that it was delicious. A random sample of 144 people is obtained from a population of 5000. The 144 people are asked to sample the caterer's food. If p̂ is the sample proportion saying that the food is delicious, what is the mean and standard deviation of the sampling distribution of p̂?
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