Interquartile Range Worksheet
Calculate and understand the interquartile range (IQR) for various data sets at a Grade 6 level.
Includes
Standards
Topics
Interquartile Range Practice
Name:
Date:
Score:
Read each question carefully and calculate the Interquartile Range (IQR) for each data set. Show your work.
1. Find the IQR for the following set of numbers: 5, 8, 12, 16, 20, 24, 28
2. Calculate the IQR for the data set: 10, 15, 12, 18, 20, 14, 16, 22, 25, 13
3. The first quartile (Q1) is the of the lower half of the data.
4. The third quartile (Q3) is the of the upper half of the data.
5. IQR stands for .
6. A basketball team scored the following points in their last 9 games: 78, 85, 72, 90, 80, 88, 75, 82, 95. What is the interquartile range of their scores?
7. Which of the following is true about the Interquartile Range?
It is the average of all data points.
It measures the spread of the middle 50% of the data.
It is always equal to the range.
It is the smallest value in the data set.
8. A larger IQR indicates that the middle 50% of the data is more spread out.
True
False
Related Worksheets
Scatter Plot Association Worksheet
Explore scatter plots and identify positive, negative, and no association between data sets.
Scatter Plot Correlation Worksheet
This worksheet helps Grade 6 students understand and identify different types of correlation in scatter plots, including positive, negative, and no correlation.
Scaled Bar Graphs Worksheet
A worksheet for 6th graders to practice reading, interpreting, and creating scaled bar graphs.
Understanding Box Plots
This worksheet helps sixth-grade students understand and interpret box plots, identifying key components like median, quartiles, and range.
Predicting in Data Analysis Worksheet
Grade 6 math worksheet focusing on predicting future outcomes based on data analysis, including interpreting trends and making inferences from graphs.
Analyzing Graphs Worksheet
A Grade 6 math worksheet on analyzing various types of graphs, including bar graphs, line plots, and circle graphs, with questions on data interpretation and representation.
Histogram Interpretation Worksheet
Interpret and analyze data presented in histograms with this Grade 6 math worksheet.
Grade 6 Data Representation Worksheet
A worksheet for 6th graders to practice data representation, including interpreting bar graphs and creating line plots.