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X= Sum of Squares= (mean) E(X -X)2 | %3D VARIANCE (or Sum of Squares divided by number) (round to 2 decimals if necessary) = 3. Using our data from number 2 above: What is the"standard deviation"?

X= Sum of Squares= (mean) E(X -X)2 | %3D VARIANCE (or Sum of Squares divided by number) (round to 2 decimals if necessary) = 3. Using our data from number 2 above: What is the"standard deviation"?

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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(score - mean) Deviation Scores (score- mean) squared Deviation Scores Squared Scores 22 88 84 18 84 324 9. 4. 99 09 9- -16 324 40 676 =X (mean) Sum of Squares= 7(x-x)3 VARIANCE (or Sum of Squares divided by number) (round to 2 decimals if necessary)%3= 3. Using our data from number 2 above: What is the"standard deviation"? Standard Deviation (round to two decimal %D points) What would be the score at -2 Standard Deviations: (round to a whole number) What would be the score at +1 Standard Deviation: number) (round to a whole What would be the "z-score" for a score of 84 (round to two decimals): What would be the "z-score" for a score of 50 (round to two decimals):
Transcribed Image Text:(score - mean) Deviation Scores (score- mean) squared Deviation Scores Squared Scores 22 88 84 18 84 324 9. 4. 99 09 9- -16 324 40 676 =X (mean) Sum of Squares= 7(x-x)3 VARIANCE (or Sum of Squares divided by number) (round to 2 decimals if necessary)%3= 3. Using our data from number 2 above: What is the"standard deviation"? Standard Deviation (round to two decimal %D points) What would be the score at -2 Standard Deviations: (round to a whole number) What would be the score at +1 Standard Deviation: number) (round to a whole What would be the "z-score" for a score of 84 (round to two decimals): What would be the "z-score" for a score of 50 (round to two decimals):
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