Private nonprofit four-year colleges charge, on average, $27,449 per year in tuition and fees. The standard deviation is $7,255. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 23,088 per year. c. Find the 65th percentile for this distribution. $ (Round to the nearest dollar.) ANSWER TO (C) IS NOT 30242
Private nonprofit four-year colleges charge, on average, $27,449 per year in tuition and fees. The standard deviation is $7,255. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 23,088 per year. c. Find the 65th percentile for this distribution. $ (Round to the nearest dollar.) ANSWER TO (C) IS NOT 30242
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Private nonprofit four-year colleges charge, on average, $27,449 per year in tuition and fees. The standard deviation is $7,255. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible.
a. What is the distribution of X? X ~ N(,)
b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 23,088 per year.
c. Find the 65th percentile for this distribution. $ (Round to the nearest dollar.)
ANSWER TO (C) IS NOT 30242
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