Question

1. The mean of x +3, x, X-3 is​

Answer 1

Answer:

mean is given by

sum of quantity/no. of quantity

then mean is x-3+x+x+3/3

=3x/3

=x

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Answer 2

Answer:

Mean = Sum of all observations / total observation

Mean = x+3+x+x-3 / 3

= 3x /3

= x