Practice finding the mean, median, mode, and range of data sets and deciding which measure best describes the data.
Read each problem carefully. Show your work and write each answer in a complete sentence when needed.
Finding and comparing measures of center and spread
Math - Grade 6-8
- 1
Find the mean of the data set: 6, 8, 10, 12, 14.
- 2
Find the median of the data set: 3, 5, 7, 9, 11.
- 3
Find the mode of the data set: 4, 6, 6, 8, 9, 9, 9, 10.
- 4
Find the range of the data set: 13, 17, 19, 21, 24.
- 5
Find the mean, median, mode, and range of the data set: 2, 4, 4, 6, 8.
- 6
Find the median of the data set: 12, 7, 15, 9, 10, 14.
- 7
Find the mean of the data set: 5, 5, 7, 8, 10, 11.
- 8
Find all modes of the data set: 2, 3, 3, 5, 5, 7, 8.
- 9
Find the mean, median, mode, and range of the data set: 15, 18, 18, 20, 22, 27.
- 10
A basketball player scored 12, 18, 15, 21, and 24 points in five games. Find the mean score.
- 11
The temperatures for one week were 72, 74, 74, 75, 76, 78, and 80 degrees. Find the median and mode.
- 12
A student recorded these quiz scores: 88, 92, 88, 95, 91, 88. Find the mode and range.
- 13
Find the median of the data set: 20, 25, 30, 35, 40, 45, 50, 55.
- 14
The data set is 9, 9, 10, 10, 11, 12. Find the mean and explain whether the set has a mode.
- 15
One data set is 4, 4, 5, 6, 21. Another data set is 7, 8, 8, 8, 9. For each set, find the mean. Then decide which mean better represents its data and explain why.