Question

The mean of a set of data is 12. The data values are 7, 3, 14, 11, 19, and x. What is the value of x?

Answer 1

x=18

Explanation:

mean=total÷number

12=x÷6

12×6=72

if 72=6no.

add data values= 54

72-54=18

Answer 2

x = 18

Explanation:

`(7+3+14+11+19+x)/(6) = 12`

7+3+14+11+19+x = 12*6

54 + x = 72

x = 72 - 54

x = 18