Mathematics, 11.03.2020 04:14, aly95
According to a research institution, the average hotel price in a certain year was $99.97.Assume the population standard deviation is $18.00 and that a random sample of 43 hotels was selected. Complete parts a through d below.
a. Calculate the standard error of the mean.
(Round to two decimal places as needed.)
b. What is the probability that the sample mean will be less than $102?
(Round to four decimal places as needed.)
c. What is the probability that the sample mean will be more than $104?
(Round to four decimal places as needed.)
d. What is the probability that the sample mean will be between $99 and $100?
Answers: 3
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