Question

The mean of the data is 12, x, 28 is 18. Find the value of x

Answer 1

The value of x is 14.

Step-by-step explanation:

Here, we need to find the mean of the data is 12, x, 28 is 18. We know that the mean is given by the sum of numbers divided by total numbers.

Here, total number of data are 5. The mean of given numbers is given by :

$mean=\dfrac{12+x+28}{3}\\\\18=\dfrac{12+x+28}{3}\\\\x=14$

So, the value of x is 14. Hence, this is the required solution.

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