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:

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