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Mean, median and mode worksheet

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Mean, median and mode
Level 3 · Decimals and a missing value
Find the mean.
1.
25,  26,  6,  2425,\;26,\;6,\;24
Answer:
2.
5,  2,  1,  185,\;2,\;1,\;18
Answer:
3.
6.6,  6.6,  2.2,  1.86.6,\;6.6,\;2.2,\;1.8
Answer:
4.
6.8,  4.6,  7.3,  1.86.8,\;4.6,\;7.3,\;1.8
Answer:
5.
The mean of 8,  2,  17,  208,\;2,\;17,\;20 and x is 1515. Find x.
x=x =
6.
The mean of 1,  13,  9,  161,\;13,\;9,\;16 and x is 1313. Find x.
x=x =
7.
The mean of 11,  20,  411,\;20,\;4 and x is 1313. Find x.
x=x =
8.
The mean of 20,  13,  15,  1120,\;13,\;15,\;11 and x is 1616. Find x.
x=x =
Find the range.
9.
−14,  3,  14,  −3,  −4,  −4-14,\;3,\;14,\;-3,\;-4,\;-4
Answer:
10.
0,  8,  13,  8,  2,  −6,  −140,\;8,\;13,\;8,\;2,\;-6,\;-14
Answer:
Answer key
Mean, median and mode · Level 3 · Decimals and a missing value
1.20.2520.25
2.6.56.5
3.4.34.3
4.5.1255.125
5.x=28x = 28
6.x=26x = 26
7.x=17x = 17
8.x=21x = 21
9.2828
10.2727