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The distribution of test scores is bell-shaped (approximately normal) with a mean of 72 and a standard deviation of 12. Paul took the test and has a z-score of -1.0 when his score is compared to all other that took the test. Based on this information, please circle all that applies

The distribution of test scores is bell-shaped (approximately normal) with a mean of 72 and a standard deviation of 12. Paul took the test and has a z-score of -1.0 when his score is compared to all other that took the test. Based on this information, please circle all that applies

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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3. 2こu X-72 3) ー110- 12 12.-10 こX-72 12 -12 =x-72 +72 1/72 60=X
Transcribed Image Text:3. 2こu X-72 3) ー110- 12 12.-10 こX-72 12 -12 =x-72 +72 1/72 60=X
likely to have the larger standard deviation. b) The middle school's population is more likely to have the larger standard deviation. c) They would most likely have the same standard deviation for age. a) It is impossible to say without more information. 3. The distribution of test scores is bell-shaped (approximately normal) with a mean of 72 and a standard deviation of 12. Paul took the test and has a z-score of -1.0 when his score is compared to all other that took the test. Based on this information, please circle all that applies a) Paul score is above 60 b) Paul score is below G) Paul's score is one stândard deviation below the mean. c) d) Paul's score is one standard deviation above the mean. e) Approximately 16% of people scored lower than Paul f) Approximately 16% of people scored higher than Paul Q4-6 refer to the following situation:The 1999 Consumer Reports new Car Buying Guide reported on the number of seconds required for a variety of cars to accelerate from 0 to 30 mph. The cars were also classified into six categories according to type. The following boxplots display the distribution of acceleration times for each type of car: Upscale Sports
Transcribed Image Text:likely to have the larger standard deviation. b) The middle school's population is more likely to have the larger standard deviation. c) They would most likely have the same standard deviation for age. a) It is impossible to say without more information. 3. The distribution of test scores is bell-shaped (approximately normal) with a mean of 72 and a standard deviation of 12. Paul took the test and has a z-score of -1.0 when his score is compared to all other that took the test. Based on this information, please circle all that applies a) Paul score is above 60 b) Paul score is below G) Paul's score is one stândard deviation below the mean. c) d) Paul's score is one standard deviation above the mean. e) Approximately 16% of people scored lower than Paul f) Approximately 16% of people scored higher than Paul Q4-6 refer to the following situation:The 1999 Consumer Reports new Car Buying Guide reported on the number of seconds required for a variety of cars to accelerate from 0 to 30 mph. The cars were also classified into six categories according to type. The following boxplots display the distribution of acceleration times for each type of car: Upscale Sports
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