A hotel claims that

90%

of its customers are very satisfied with its service. Complete parts a through d below based on a random sample of

seven

customers.

Question content area bottom

Part 1

a. What is the probability that exactly

six

customers are very satisfied?

b. What is the probability that more than

six

customers are very satisfied?

c. What is the probability that less than

five

customers are very satisfied?

d. Suppose that of

seven

customers selected,

three

responded that they are very satisfied. What conclusions can be drawn about the sample?