Grade 8 Relative Frequency Worksheet
This worksheet helps 8th-grade students understand and calculate relative frequency from various data sets and experiments.
Includes
Standards
Topics
Relative Frequency Practice
Name:
Date:
Score:
Read each question carefully and calculate the relative frequency as a fraction, decimal, and percentage. Show your work.
1. A coin is tossed 50 times. It lands on heads 28 times and tails 22 times. Calculate the relative frequency of:
a. Landing on Heads
Fraction:
Decimal:
Percentage:
b. Landing on Tails
Fraction:
Decimal:
Percentage:
2. A spinner with 4 equally sized sections (Red, Blue, Green, Yellow) is spun 100 times. The results are: Red: 30, Blue: 25, Green: 20, Yellow: 25. Calculate the relative frequency of landing on:
a. Red
Fraction:
Decimal:
Percentage:
b. Blue
Fraction:
Decimal:
Percentage:
c. Green
Fraction:
Decimal:
Percentage:
3. A bag contains red, blue, and green marbles. If you draw a marble 60 times (with replacement) and get 24 red, 18 blue, and 18 green, which color has a relative frequency of 0.3?
Red
Blue
Green
None of the above
4. A survey of 40 students asked for their favorite color. The results were: Blue: 15, Green: 10, Red: 8, Yellow: 7. Create a bar graph showing the relative frequency of each color.
5. Relative frequency is always expressed as a percentage.
True
False
6. The is the number of times an event occurs divided by the total number of trials.
7. As the number of trials in an experiment increases, the relative frequency tends to get closer to the probability.