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10 Cards in this Set
- Front
- Back
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How do you work out the Mode of a set of data?
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Find the most frequent value
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How do you work out the Mean of a set of data?
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Add up all the numbers and divide by how many there are
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How do you work out the Median of a set of data?
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Put the data in order then find the middle value
(What do you do if there are 2 middle values?) |
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How do you work out the Range of a set of data?
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The highest value take-away the lowest
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The Mode of
3,5,10,3,4 is? |
3 occurs the most.
3 is the Mode |
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The Mean of
3,5,10,3,4 is? |
3+5=10+3+4=25
25/5=5 5 is the Mean |
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The Median of
3,5,10,3,4 is? |
Put in order
3,3,4,5,10 4 is in the middle 4 is the Median |
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The Range of
3,5,10,3,4 is? |
10-3=7
7 is the Range |
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What is wrong with this survey question?
How often do you go to the cinema? |
It does not give a time limit
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What are the do's and dont's for when writing tick boxes for a survey question?
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Dont use vague answers like "a lot" or "sometimes"
Dont overlap the numbers on the boxes (0-5,5-10) Make sure you cover all possible answers (0-5,6-10,11+) |
