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a. What is the distribution of X? X - N b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places.

a. What is the distribution of X? X - N b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question 19 Private nonprofit four-year colleges charge, on average, $26,477 per year in tuition and fees. The standard deviation is $6,561. 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 30,709 per year. c. Find the 71th percentile for this distribution. $ (Round to the nearest dollar.) Question Help: Written Example Message instructor Submit Question Jump to Answer
Transcribed Image Text:Question 19 Private nonprofit four-year colleges charge, on average, $26,477 per year in tuition and fees. The standard deviation is $6,561. 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 30,709 per year. c. Find the 71th percentile for this distribution. $ (Round to the nearest dollar.) Question Help: Written Example Message instructor Submit Question Jump to Answer
Question 18 The percent of fat calories that a person in America consumes each day is normally distributed with a mean of about 38 and a standard deviation of 11. Suppose that one individual is randomly chosen. Let X=percent of fat calories. a. What is the distribution of X? X- N( b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places. Question Help: E Written Example Message instructor Submit Question Jump to Answer
Transcribed Image Text:Question 18 The percent of fat calories that a person in America consumes each day is normally distributed with a mean of about 38 and a standard deviation of 11. Suppose that one individual is randomly chosen. Let X=percent of fat calories. a. What is the distribution of X? X- N( b. Find the probability that a randomly selected fat calorie percent is more than 35. Round to 4 decimal places. c. Find the minimum number for the lower quartile of fat calories. Round to 2 decimal places. Question Help: E Written Example Message instructor Submit Question Jump to Answer
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