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Baron Neal
9 February, 09:17
What's is the mad of 8,7,9,3,4,9,2
+5
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Averie
9 February, 09:22
0
Answer: 2.5714
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Before: 8,7,9,3,4,9,2
After: 2, 3, 4, 7, 8, 9, 9
Add
2+3+4+7+8+9+9=42
Divide
42:7=6
Subtract "data value - mean"
2-6=-3
3-6=-3
4-6=-2
7-6=1
8-6=2
9-6=3
9-6=3
Add
-3+-3+2+1+2+3+3=5
Divide then get: 2.5714
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Jessica Goodwin
9 February, 11:12
0
2.5
Step-by-step explanation:
Mean: 8 + 7 + 9 + 3 + 4 + 9 + 2 = 42/7 = 6
8 - 6 = 2
6 - 7 = 1
9 - 6 = 3
6 - 3 = 3
4 - 6 = 2
9 - 6 = 3
2 - 6 = 4
2 + 1 + 3 + 3 + 2 + 3 + 4 = 18/7 = 2.5
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