Question

the mean of x-1,x+4,x-3 andx+5 is​

Answer 1

Answer:

4x+5/4

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

Mean = sum of observations/no.of observations

x+x+1+x+2+x+3+x+4+x+5+x+6/7

7x+21/7

7 (x+7)/7

7 cancels

x+7 is answer