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4. What proportion, percent, and number of people of the people had well-being scores less than 120 points? 5. What proportion, percent, and number of people had well-being scores between 90 and 110 points? 6. What proportion, percent, and number of people had well-being scores between 112 and 126 points?

4. What proportion, percent, and number of people of the people had well-being scores less than 120 points? 5. What proportion, percent, and number of people had well-being scores between 90 and 110 points? 6. What proportion, percent, and number of people had well-being scores between 112 and 126 points?

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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For your doctoral dissertation, you decide to study the social well-being of 100,000 people. You ask them to complete a questionnaire that measures social well-being. Higher numbers indicate more positive well-being. Your results indicate that the average well-being score is 100 points with a standard deviation of 20 points. Use this information to answer problems 1-16 below. Finding Probability under the Normal Curve Note: to report number of people, multiply the proportion by the number of people. Always round people UP to a whole number.
Transcribed Image Text:For your doctoral dissertation, you decide to study the social well-being of 100,000 people. You ask them to complete a questionnaire that measures social well-being. Higher numbers indicate more positive well-being. Your results indicate that the average well-being score is 100 points with a standard deviation of 20 points. Use this information to answer problems 1-16 below. Finding Probability under the Normal Curve Note: to report number of people, multiply the proportion by the number of people. Always round people UP to a whole number.
4. What proportion, percent, and number of people of the people had well-being scores less than 120 points? 5. What proportion, percent, and number of people had well-being scores between 90 and 110 points? 6. What proportion, percent, and number of people had well-being scores between 112 and 126 points?
Transcribed Image Text:4. What proportion, percent, and number of people of the people had well-being scores less than 120 points? 5. What proportion, percent, and number of people had well-being scores between 90 and 110 points? 6. What proportion, percent, and number of people had well-being scores between 112 and 126 points?
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