Question

The mean of 6, 8, X + 2. 10. 2x - 1 and 2 is 9. Find the value of x and also the value of the
observation in the data.
find the mode of the following data.​

Answer 1

Answer :

Given , mean = 9

As we know that ,

Mean = sum of all observations/no. Of total observations

Now ,

9= 6+8+x+2+10+2x-1+2/6

9= 27+3x/ 6

x= 9