MathIQO worksheet
Calculate the mean of a data set · Grade 5 · D1.5
Name: ______________________
Date: ______________________
- 1
Find the mean (average) of: 6, 10, 11
Warm-upAnswer:
- 2
Find the mean (average) of: 9, 9, 12
Warm-upAnswer:
- 3
Find the mean (average) of: 7, 11, 12
Warm-upAnswer:
- 4
Find the mean (average) of: 14, 14, 12, 8
On levelAnswer:
- 5
Find the mean (average) of: 13, 15, 12, 12
On levelAnswer:
- 6
Find the mean (average) of: 10, 12, 8, 10
On levelAnswer:
- 7
Find the mean (average) of: 19, 6, 6, 7, 10
ChallengeAnswer:
- 8
Find the mean (average) of: 7, 8, 15, 19, 6
ChallengeAnswer:
- 9
Find the mean (average) of: 11, 11, 13, 8, 11
ChallengeAnswer:
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Worksheet code: eyJzIjoiZGF0YS1tZWFuLWF2ZXJhZ2UiLCJkIjpbNTc5MzM2MDM5LDg2MDAyMzc1MiwxMDExNTE5MzIyLDExNzY5MTczOTMsMTI1ODg4ODAzNCwxMDEzNDA2ODE4LDc5NjYyNzM3NSwxMjg5ODQ1NDM5LDE2MTQ4MzYyMzBdLCJ2IjoxfQ.fa28022b710f
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Answer key · Calculate the mean of a data set
- 1.9 — Add them to get 27, then divide by 3: 27 ÷ 3 = 9.
- 2.10 — Add them to get 30, then divide by 3: 30 ÷ 3 = 10.
- 3.10 — Add them to get 30, then divide by 3: 30 ÷ 3 = 10.
- 4.12 — Add them to get 48, then divide by 4: 48 ÷ 4 = 12.
- 5.13 — Add them to get 52, then divide by 4: 52 ÷ 4 = 13.
- 6.10 — Add them to get 40, then divide by 4: 40 ÷ 4 = 10.
- 7.9.6 — Add them to get 48, then divide by 5: 48 ÷ 5 = 9.6.
- 8.11 — Add them to get 55, then divide by 5: 55 ÷ 5 = 11.
- 9.10.8 — Add them to get 54, then divide by 5: 54 ÷ 5 = 10.8.