A random sample of size n 80 is selected from a binomial distribution with population proportion p 25 a What will be the approximate shape of the sampling distribution of b What will be the mean and standard deviation (or standard error) of the sampling distribution of c Find the probability that t...

a b C Since np 20 and nq 60 the normal approximation is appropriate The sam ...

A random sample of size n = 80 is selected from a binomial distribution with population proportion

Question:

A random sample of size n = 80 is selected from a binomial with population proportion p = .25.
a. What will be the approximate shape of the sampling of ?
b. What will be the mean and standard deviation (or standard error) of the sampling of ?
c. Find the probability that the sample proportion is between .18 and .44. Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...