AIEEE 2010 Solved Paper

Section: Mathematics
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Question : 89 of 89
 
Marks: +1, -0
For two data sets, each of size 5 , the variances are given to be 4 and 5 and the corresponding means are given to be 2 and 4 , respectively. The variance of the combined data set is
[AIEEE 2010]
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