(score- mean) Deviation Scores (score – mean) squared Deviation Scores Squared Scores 88 22 84 18 84 324

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Question
100%
(score- mean)
Deviation Scores
(score – mean) squared
Deviation Scores Squared
Scores
88
22
84
84
324
4.
99
09
-16
48
324
676
40
=X
(mean)
Sum of Squares=
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"?
Standard Deviation
(round to two decimal
%3D
points)
What would be the score at -2 Standard Deviations:
number)
(round to a whole
What would be the score at +1 Standard Deviation:
(round to a whole
number)
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 88 22 84 84 324 4. 99 09 -16 48 324 676 40 =X (mean) Sum of Squares= 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"? Standard Deviation (round to two decimal %3D points) What would be the score at -2 Standard Deviations: number) (round to a whole What would be the score at +1 Standard Deviation: (round to a whole number) 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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