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SDC Measures of Center and Spread Vocabulary
Flashcard
•
Mathematics
•
9th Grade - University
•
Practice Problem
•
Hard
+3
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the smallest value in a data set called?
Back
min
Tags
CCSS.6.SP.B.5B
2.
FLASHCARD QUESTION
Front
According to the Empirical Rule, what percentage of data values lie within one standard deviation of the mean?
Back
68%
Tags
CCSS.HSS.ID.A.4
3.
FLASHCARD QUESTION
Front
According to the Empirical Rule, what percentage of data values lie within two standard deviations of the mean?
Back
95%
Tags
CCSS.HSS.ID.A.4
4.
FLASHCARD QUESTION
Front
According to the Empirical Rule, what percentage of data values lie within three standard deviations of the mean?
Back
99.7%
Tags
CCSS.HSS.ID.A.4
5.
FLASHCARD QUESTION
Front
What does a negative z-score indicate about a data value?
Back
The data value is below average.
6.
FLASHCARD QUESTION
Front
What does a z-score of 0 indicate?
Back
The data value is exactly average.
7.
FLASHCARD QUESTION
Front
What is the formula for calculating a z-score?
Back
z = (X - μ) / σ, where X is the data value, μ is the mean, and σ is the standard deviation.
Tags
CCSS.6.SP.A.2
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