Question

if the mean of the data 11, 8, 9, 12 and X is 10 then the value of x is​

Answer 1

Answer:

7

Step-by-step explanation:

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Answer 2

Answer:

x = 10

Step-by-step explanation:

11+8+9+12+x /5  = 10

40+x /5 = 10

40+x = 50

x = 50-40

x = 10