Histogram Interpretation Worksheet
A Grade 9 math worksheet focusing on interpreting histograms, including frequency, relative frequency, and distribution analysis.
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Histogram Interpretation Worksheet
Name:
Date:
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Carefully analyze each histogram and answer the questions that follow. Show all your work for calculations.
The histogram below shows the distribution of test scores for 30 students in a math class.
1. How many students scored between 80 and 89?
2. What is the modal class (the class interval with the highest frequency)?
3. What percentage of students scored 90 or above?
The histogram below illustrates the daily commute times (in minutes) for employees at a company.
4. More employees commute between 21-30 minutes than any other interval.
True
False
5. The histogram shows a symmetric distribution of commute times.
True
False
6. In a histogram, the of each bar represents the frequency of data within that interval.
7. Histograms are best used to display data.
8. If a histogram is skewed to the right, it means the tail of the distribution extends towards the values.
9. Describe the shape of the distribution for the 'Student Test Scores' histogram. Is it symmetric, skewed left, or skewed right? Explain your reasoning.
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