4.1.3 How to Read the z-table Practice
Flashcard
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the standard deviation of the distribution of z-scores?
Back
1
2.
FLASHCARD QUESTION
Front
What does the sign of a z-score indicate?
Back
Whether the location is above (positive) or below (negative) the mean.
3.
FLASHCARD QUESTION
Front
If P(Z < k) = 0.2250, what is the value of k?
Back
-0.755
Tags
CCSS.HSS.ID.A.4
4.
FLASHCARD QUESTION
Front
What is the value of p(z < -2.37)?
Back
.0089
Tags
CCSS.HSS.ID.A.4
5.
FLASHCARD QUESTION
Front
What z-score corresponds to 95.73% of the data to the left?
Back
1.72
Tags
CCSS.HSS.ID.A.4
6.
FLASHCARD QUESTION
Front
What is a z-score?
Back
A z-score measures the number of standard deviations a data point is from the mean.
7.
FLASHCARD QUESTION
Front
How do you interpret a positive z-score?
Back
A positive z-score indicates that the data point is above the mean.
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