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Private nonprofit four-year colleges charge, on average, $27,105 per year in tuition and fees. The standard deviation is $6,808. 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 27,870 per year. c. Find the 73rd percentile for this distribution. $ (Round to the nearest dollar.)

Private nonprofit four-year colleges charge, on average, $27,105 per year in tuition and fees. The standard deviation is $6,808. 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 27,870 per year. c. Find the 73rd percentile for this distribution. $ (Round to the nearest dollar.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Private nonprofit four-year colleges charge, on average, $27,105 per year in tuition and fees. The standard deviation is $6,808. 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 27,870 per year. c. Find the 73rd percentile for this distribution. $ (Round to the nearest dollar.)
Transcribed Image Text:Private nonprofit four-year colleges charge, on average, $27,105 per year in tuition and fees. The standard deviation is $6,808. 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 27,870 per year. c. Find the 73rd percentile for this distribution. $ (Round to the nearest dollar.)
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