1.

If mean of 9, 5, 7, x, 6 is 6 find the value of xerox

Answer»

Step-by-step EXPLANATION:

Given,

mean = 6

mean = NUMBER of outcomes

__________________

total number of outcomes

mean = 9+5+7+x+6

___________

5

6= 21+x

____

5

30=21+x

x=9

value of x is 9

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