Quantitative Data Analysis Worksheet
A Grade 7 Math worksheet focusing on quantitative data analysis, including understanding mean, median, mode, range, and interpreting data displays.
Includes
Standards
Topics
Quantitative Data Analysis
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. The is the average of a set of numbers.
2. The is the middle value in a set of numbers when ordered from least to greatest.
3. The is the number that appears most often in a set of numbers.
4. The is the difference between the highest and lowest values in a set of numbers.
Given the data set: 12, 15, 18, 12, 20, 16, 17
5. Calculate the mean.
6. Find the median.
7. Determine the mode.
8. What is the range?
The following bar graph shows the number of students who prefer certain sports.
9. Which sport is preferred by the most students?
Football
Basketball
Soccer
Baseball
10. How many more students prefer Soccer than Tennis?
10
15
20
25
11. The mean is always one of the numbers in the data set.
True
False
12. The mode is the most frequently occurring value in a data set.
True
False
13. A student scored the following on their math tests: 85, 92, 78, 90, 85. What is the mean score?
14. If a new score of 100 is added to the data set (85, 92, 78, 90, 85), how does it affect the mean? Explain your reasoning.