Frequency Distribution Worksheet
A Grade 8 math worksheet focusing on understanding and creating frequency distributions, including relative frequency and cumulative frequency.
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Frequency Distribution Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. A is a table that shows the frequency of various outcomes in a sample.
2. The of a class is the number of data values in that class.
3. frequency is the proportion of observations within a category.
4. The frequency for a class is the sum of the frequencies for that class and all previous classes.
The following data shows the number of siblings for 15 students: 2, 1, 0, 3, 1, 2, 1, 0, 4, 2, 1, 3, 0, 1, 2.
1. Create a frequency distribution table for this data.
2. Create a bar graph based on the frequency distribution table you made in the previous question.
A class of 20 students took a math test. The scores are as follows: 70, 80, 75, 90, 85, 70, 95, 80, 75, 70, 85, 90, 100, 75, 80, 70, 85, 90, 75, 80.
1. What is the relative frequency of students who scored 75?
0.15
0.20
0.25
0.30
The following table shows the number of books read by students in a month.
Number of Books
Number of Students (Frequency)
0-1
5
2-3
8
4-5
7
6-7
3
1. What is the cumulative frequency for the '4-5' class interval?
2. How many students read 3 books or fewer?
1. A frequency distribution helps organize and summarize qualitative data.
True
False