The president of Doerman Distributors, Inc., believes that 30% of the firm's orders come from first-time customers.

Question:

The president of Doerman Distributors, Inc., believes that 30% of the firm's orders come from first-time customers. A random sample of 100 orders will be used to estimate the proportion of first-time customers.
a. Assume that the president is correct and p = .30. What is the sampling of for this study?
b. What is the probability that the sample proportion will be between .20 and .40?
c. What is the probability that the sample proportion will be between .25 and .35? 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...