Measures of Center Worksheet
A Grade 7 math worksheet focusing on mean, median, mode, and range.
Includes
Standards
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Measures of Center
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Date:
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Read each question carefully and answer to the best of your ability. Show all your work for full credit.
1. The is the sum of all values divided by the number of values in a data set.
2. The is the middle value in a data set when it is ordered from least to greatest.
3. The is the value that appears most often in a data set.
4. The is the difference between the highest and lowest values in a data set.
Consider the following data set: 12, 15, 11, 18, 15, 13, 10
5. What is the mean of the data set?
6. What is the median of the data set?
7. What is the mode of the data set?
8. What is the range of the data set?
9. Which measure of center is most affected by outliers?
Mean
Median
Mode
Range
10. What is the median of the following data set: 5, 2, 8, 1, 9, 3?
4
3.5
5
4.5
11. A data set can have more than one mode.
True
False
12. The median is always one of the numbers in the data set.
True
False
13. A student scored the following grades on their math tests: 85, 92, 78, 95, 88. If they score a 90 on their next test, how will this affect the mean, median, and mode of their scores? Explain your reasoning.
14. Create a bar graph to represent the following data for favorite colors:
Red: 7 students Blue: 10 students Green: 5 students Yellow: 3 students