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The mean of 2, 12, x, 15, 20, and 17 is ...

The mean of 2, 12, x, 15, 20, and 17 is 16, then find the value of x .
The following steps are involved in solving the above problem. Arrange them in sequential order.
`(A) 16=2+12+x+15,20+17/6`
(B ) 96=66+x
( c)`rArr x=96-66=30`
(D) We have,arithmetic mean
`="The sum of observations "/"Total number of observatons "`

A

ADBC

B

DABC

C

CABD

D

DABC

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The correct Answer is:
b
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