Question

brainly.in find the mean of x 77,x 7,x 5,x 3 and x-2

Answer 1

Mean is equivalent to sun of given quantity over no. Of quantity 77x+7x+5x+3x+x-2 /5=93x-2/5

Answer 2

mean = sum of observation 
              no. of observation
          = 77x + 7x + 5x + 3x + x-2
                             5
          = 93 x - 2
                  5