Question

Find x if the mean of x, x+1, x+2 , x+3 and x + 4 is 12​

Answer 1

Answer:

16

Step-by-step explanation:

mean=

x+x+2+x+4+x+6+x+8/ 5

=20

5x=80

x=16

Answer 2

Answer:X=10

Step-by-step explanation:

Here,

Sum of observations /number.ofobservations =X+x+1+x+2+x+3+x+2 / 5 = 12

(5x+10) /5 = 12

5x+10 =12×5

5x+10 =60

5x = 50X=50/5=10

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