Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Consider the statistics of two sets ofobservations as follows:
Size | Mean | Variance | |
Observation | |||
Observation |
If the variance of the combined set of these twoobservations is 
, then the value of 
is equal to____
Text Solution
Verified by ExpertsThe correct answer is:
5
(5)
(Rejected)
Hence 
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