Mathematics - Statistics Question with Solution | TestHub
MathematicsStatisticsMeasures of DispersionEasy2 minPYQ_2010
MathematicsEasysingle choice
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
Options:
Answer:
A
Solution:
Stream:JEESubject:MathematicsTopic:StatisticsSubtopic:Measures of Dispersion
⏱ 2mℹ️ Source: PYQ_2010
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