Empirical Rule - Shaded
Flashcard
•
Mathematics
•
10th Grade - University
•
Practice Problem
•
Hard
Wayground Content
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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, about 95% falls within two standard deviations, and about 99.7% falls within three standard deviations.
2.
FLASHCARD QUESTION
Front
What percentage of data is within one standard deviation of the mean in a normal distribution?
Back
Approximately 68%.
3.
FLASHCARD QUESTION
Front
What percentage of data is within two standard deviations of the mean in a normal distribution?
Back
Approximately 95%.
4.
FLASHCARD QUESTION
Front
What percentage of data is within three standard deviations of the mean in a normal distribution?
Back
Approximately 99.7%.
5.
FLASHCARD QUESTION
Front
If 50% of the data is shaded in a normal distribution, what does this represent?
Back
This represents the median of the distribution, where half of the data lies below and half lies above.
6.
FLASHCARD QUESTION
Front
In a normal distribution, if 5% of the data is in the tails, what percentage is in the middle?
Back
95% of the data is in the middle.
7.
FLASHCARD QUESTION
Front
In a normal distribution, if 2.5% is in each tail, what percentage is in the middle?
Back
95% of the data is in the middle.
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