
Measures of Data Variability

Interactive Video
•
Mathematics
•
6th - 7th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of this lesson?
Exploring probability and statistics
Understanding algebraic expressions
Summarizing data using measures of variability
Learning about geometric shapes
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a data set of 11 values, which position should the median occupy?
Fifth position
Eleventh position
First position
Sixth position
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the spread of data affect the appearance of a dot plot?
It alters the shape of the dots
It changes the color of the dots
It affects how spread out the dots are
It makes the plot taller
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the mean absolute deviation (MAD) measure?
The average distance of data points from the mean
The total number of data points
The spread of data from the median
The average score of a data set
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the mean absolute deviation always positive?
Because it is a measure of central tendency
Because it is calculated using negative values
Because it is always greater than the mean
Because it is calculated using absolute values
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the interquartile range (IQR) used for?
To measure the spread of the middle 50% of data
To determine the maximum value in a data set
To find the average of a data set
To calculate the total number of data points
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the interquartile range (IQR) calculated?
By subtracting the first quartile from the third quartile
By adding the first and third quartiles
By subtracting the mean from the median
By dividing the range by two
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