Data Handling Worksheets - Noemi Navas Arranz And Escola Bufala, University Of Aberdeen Page 8
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22Data Handling
Maths
Student’s Worksheets
Escola Bufalà
Date: ________ Class:_____ Number:___
Name:____________
Data Handling - Frequency
FREQUENCY
Let’s calculate the relative frequency!
1. Look at the PowerPoint presentation slides and follow the
steps to calculate the relative frequency.
Favourite
Absolute
Relative
Tally marks
food
Frequency
Frequency
Pizza
IIII IIII II
Vegetables
IIII II
Fruit
IIII III
Meat
III
Pasta
IIII IIII
Total
number of
events
2. What happens if you add up all the relative frequencies?
Why is it 1?
Because the _________ of all the __________
___________is the
unit.
7
Noemi Navas Arranz
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