Question

The mean of given observations 3,4,6,8,n and 9 is 7, find the value of n.​

Answer 1

options A=0 is tha right answer

Answer 2

Answer:

Step-by-step explanation:

• Mean = sum of all terms/number of terms

Then, mean = 3+4+6+8+n+9/6 = 7

                   = 30 + n/6 =7

                   = 30 + n = 7 x 6  

                   = n= 42/30

                    n=7/5