Mean Absolute Deviation
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Mean Absolute Deviation (MAD)?
Back
MAD is a measure of the dispersion of a set of data points around their mean, calculated as the average of the absolute differences between each data point and the mean.
Tags
CCSS.6.SP.B.5C
2.
FLASHCARD QUESTION
Front
How do you calculate the mean of a data set?
Back
To calculate the mean, add all the numbers in the data set and then divide by the total number of values.
Tags
CCSS.6.SP.B.5C
3.
FLASHCARD QUESTION
Front
What is the formula for calculating Mean Absolute Deviation?
Back
MAD = (Σ |x_i - mean|) / N, where x_i represents each data point, mean is the average of the data set, and N is the number of data points.
Tags
CCSS.6.SP.B.5C
4.
FLASHCARD QUESTION
Front
What does the absolute value of a number represent?
Back
The absolute value of a number is its distance from zero on the number line, always expressed as a positive value.
Tags
CCSS.6.NS.C.7C
5.
FLASHCARD QUESTION
Front
If the data set is 6, 7, 2, 1, 5, 2, 1, 6, what is the mean?
Back
The mean is 3.8.
Tags
CCSS.6.SP.B.5C
6.
FLASHCARD QUESTION
Front
Given the data set 85, 90, 68, 75, 79, what is the Mean Absolute Deviation?
Back
The MAD is 6.48.
Tags
CCSS.6.SP.B.5C
7.
FLASHCARD QUESTION
Front
True or False: The absolute value of a number will always be positive.
Back
True.
Tags
CCSS.6.NS.C.7C
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