Compute the mean of sample proportion of smokers compute

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In a community, 40% of the population is smoker. I randomly choose 60 residents from that community and ask if each of them is a smoker.

Compute the standard deviation of sample proportion of smokers up to 3 decimal places.

Compute the mean of sample proportion of smokers

Compute the probability that the sample proportion of smokers is less than 50%. Find the answer closest to 3 decimal places.

Compute the probability that the sample proportion of smokers is greater than 50%. Find the answer closet to 3 decimal places.

Reference no: EM13616309

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