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Calculate the mean of a data set · Grade 5 · D1.5

Name: ______________________

Date: ______________________

1
Find the mean (average) of: 6, 6, 9
Warm-up
Answer:
2
Find the mean (average) of: 8, 6, 7
Warm-up
Answer:
3
Find the mean (average) of: 9, 7, 8
Warm-up
Answer:
4
Find the mean (average) of: 11, 13, 11, 13
On level
Answer:
5
Find the mean (average) of: 11, 9, 7, 9
On level
Answer:
6
Find the mean (average) of: 9, 9, 10, 8
On level
Answer:
7
Find the mean (average) of: 16, 20, 3, 20, 9
Challenge
Answer:
8
Find the mean (average) of: 8, 17, 18, 14, 4
Challenge
Answer:
9
Find the mean (average) of: 13, 14, 10, 9, 8
Challenge
Answer:

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Worksheet code: eyJzIjoiZGF0YS1tZWFuLWF2ZXJhZ2UiLCJkIjpbMTM3Mzc1MzY1MSwxOTgwNDkzNTYzLDU3ODQwMDI2NiwxODk0Mjc1OTEyLDE3MDQxOTc5OTcsNjk4ODQ0MDI1LDExNzc1NTc3NzksMjEyMzMxOTc0LDEwNjczMzA1MzddLCJ2IjoxfQ.3148bb3e7c18

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Answer key · Calculate the mean of a data set

1.
7 — Add them to get 21, then divide by 3: 21 ÷ 3 = 7.
2.
7 — Add them to get 21, then divide by 3: 21 ÷ 3 = 7.
3.
8 — Add them to get 24, then divide by 3: 24 ÷ 3 = 8.
4.
12 — Add them to get 48, then divide by 4: 48 ÷ 4 = 12.
5.
9 — Add them to get 36, then divide by 4: 36 ÷ 4 = 9.
6.
9 — Add them to get 36, then divide by 4: 36 ÷ 4 = 9.
7.
13.6 — Add them to get 68, then divide by 5: 68 ÷ 5 = 13.6.
8.
12.2 — Add them to get 61, then divide by 5: 61 ÷ 5 = 12.2.
9.
10.8 — Add them to get 54, then divide by 5: 54 ÷ 5 = 10.8.