Empirical Rule

Flashcard
•
Mathematics
•
University
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the Empirical Rule?
Back
The Empirical Rule states that for a normal distribution, approximately 68% of the data falls within one standard deviation of the mean, 95% falls within two standard deviations, and 99.7% falls within three standard deviations.
Tags
CCSS.HSS.ID.A.4
2.
FLASHCARD QUESTION
Front
What percentage of data falls within 1 standard deviation of the mean in a normal distribution?
Back
Approximately 68%.
Tags
CCSS.HSS.ID.A.4
3.
FLASHCARD QUESTION
Front
What percentage of data falls within 2 standard deviations of the mean in a normal distribution?
Back
Approximately 95%.
Tags
CCSS.HSS.ID.A.4
4.
FLASHCARD QUESTION
Front
What percentage of data falls within 3 standard deviations of the mean in a normal distribution?
Back
Approximately 99.7%.
Tags
CCSS.HSS.ID.A.4
5.
FLASHCARD QUESTION
Front
What percentage of data is between -1 and 1 standard deviations from the mean?
Back
Approximately 68%.
Tags
CCSS.HSS.ID.A.4
6.
FLASHCARD QUESTION
Front
What percentage of data is between -2 and -1 standard deviations from the mean?
Back
Approximately 13.5%.
Tags
CCSS.HSS.ID.A.4
7.
FLASHCARD QUESTION
Front
What percentage of data is between 1 and 2 standard deviations from the mean?
Back
Approximately 13.5%.
Tags
CCSS.HSS.ID.A.4
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