question_answer

If mean of the following data is 11. Find the value of P.

\[{{x}_{i}}\]	13	5	7	19	11	13
\[{{x}_{i}}\]	6	8	P	11	8	4

A)  11                               

B)  15                   

C)  17                   

D)         13       

Correct Answer: B

Solution :

13	6	78
5	8	40
7	P	7P
19	11	209
11	8	88
13	4	52

Mean