Question
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
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
five
customers.
Question content area bottom
Part 1
a. What is the probability that exactly
four
customers are very satisfied?
enter your response here
(Round to four decimal places as needed.)
Part 2
b. What is the probability that more than
four
customers are very satisfied?
enter your response here
(Round to four decimal places as needed.)
Part 3
c. What is the probability that less than
three
customers are very satisfied?
enter your response here
(Round to four decimal places as needed.)
Part 4
d. Suppose that of
five
customers selected,
two
responded that they are very satisfied. What conclusions can be drawn about the sample?
The probability that
2
out of
5
customers are very satisfied is
enter your response here,
assuming that
90%
of customers are very satisfied. Therefore, it is
not likely
likely
that randomly selecting
5
customers would result in
2
responding that they are very satisfied.
(Round to four decimal places as needed.)
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