Question

find the mean of the following data.
12, 3,18, 17, 4, 9, 17, 19, 20, 15,8,17 2,3,16,11,3,1,0,5
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Answer 1

Answer:

Mean = 10

Step-by-step explanation:

12 + 3 + 18 + 17 + 4 + 9 + 17 + 19 + 20 + 15 + 8 + 17 + 2 + 3 + 16 + 11 + 3 + 1 + 0 + 5 = 200

Mean = Sum of observations/Total no. of observations

= 200/20

∴ Mean = 10

​Hope it helped :)

Answer 2

Answer :-

mean=sum of observations

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number of observations

= 12+3+18+17+4+9+17+19+20+15+8+17+2+3+16+11+3+1+0+5

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21

= 200

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20

= 10

HOPE It HELPS YOU