# The mean and variance of seven observations are 8 and 16 ,

Question:

The mean and variance of seven observations are 8 and 16 , respectively. If 5 of the observations are $2,4,10,12,14$, then the product of the remaining two observations is :

1. 40

2. 49

3. 48

4. 45

Correct Option: , 3

Solution: