Question

Q.2 The mean and variance of 8 observations are 10 and 13.5, respectively. If 6 of these observations are 5, 7, 10, 12, 14, 15, then the absolute difference of the remaining two observations is : Options 1. 9 2. 3 3. 7 4. 5​

Answer 1

Answer:

9.

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Answer 2

Answer:

Q.2 The mean and variance of 8 observations are 10 and 13.5, respectively. If 6 of these observations are 5, 7, 10, 12, 14, 15, then the absolute difference of the remaining two observations is : Options 1. 9 2. 3 3. 7 4. 5

Answer -(3) 7