Which of the following are true about the Z-score?
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
Related questions
Question
Which of the following are true about the Z-score? Two answers correct. All or nothing credit.
1.
It provides a sense of how far an observation is from the |
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2.
If an observation in a data set has a Z-score of 1.5, the observation is 1.5 standard deviation greater than the mean of the data set. |
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3.
A Z-score of -1 tells us that the average value of the data set is one standard deviation below the mean. |
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4.
The Z-score measures where the observations in a data set are scattered around. |
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