WorksheetsMeasures of Dispersion
Total questions: 9
Worksheet time: 25mins
Which of the following is not a measure of dispersion?
range
variance
standard deviation
mode
The heights of some students are given.
158cm 172cm 164cm
164cm 167cm 159cm
What is the range of the heights?
13cm
14cm
164cm
330cm
Find the interquartile range of the data:
20, 22, 25, 29, 31
30
21
25
9
The number of pages that Mikayla wrote in her journal each day from Monday to Friday is shown below:
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?
5
6
9
11
The number of miles that Jenna cycled each week for a 8-week period is shown:
38, 42, 28, 52, 48, 36, 31, 25
What is the median number of miles Jenna cycled?
36
39
37
52
It is defined as the square root of the variance.
coefficient of variation
midrange
standard deviation
kurtosis
Which of the measures of dispersion only uses two values in the distribution?
range
standard deviation
variance
mean deviation
Find the standard deviation for the following data; 86, 95, 78, 67, and 85.
82.2
5
9.33
10.43
