According to a recent survey, 65% of all customers will return to the same grocery store. Suppose 11 customers are selected at random,what is the probability that

Question

A) exactly 5 will return?

B) all 11 will return?

C) at least 6 will return

D) at least one will return

E) how many customers would be expected to return to the same store

Answer 1

Where is your attempt to do these problems?
They are straightforward if tedious applications of the binomial distribution.