Question

if the mean of 24‚36‚48‚x‚x+12‚84and96 is 60find the value of x​

Answer 1

Answer:

60

Step-by-step explanation:

Mean = Sum of observations/No.of Observations

   60  = 24+36+48+x+x+12+84+96/7

60 X 7 = 300+2x

420-300 = 2x

120    = 2x

x = 60

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Answer 2

Answer:

Step-by-step explanation:

sum of all=192+2x+12

number=6

Now,

       mean=192+2x+12/6

        60=204+2x/6

         60×6=204+2x

          360-204=2x

            156=2x

             x=156÷2

             x=78

        Therefore the value of x =78