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please explain your answers according to a study done by the gallup organization, the proportion of americans who are sa...

please explain your answers

according to a study done by the gallup organization, the proportion of americans who are satisfied with the way things are going in their lives is 0.82.

a) suppose a simple random sample of 100 americans is asked, "are you satisifed with the way things are going in your life?" describe the sampling distribution of ^P, the proportion of americans who are satisfied with the way things are going in their life. be sure to verify model requirements.

b) in the sample obtained in part (a), what is the probability the proportion who are satisfied with the way things are going in their life exceeds .85?

c) would it be unusual for a survey of 100 americans to reveal that 75 or fewer are satisfied with the way things are going in their life? why?

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From the above data,

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CL. Sampling Distributionof p For asiple random scmple of size nwith a population proportion p 1 he shape of sapling aisnouti

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