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The following information relates to a sample of size 60: $Σ x^{2} = 18000, Σ x = 960 . The variance is$

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Correct option is D

Variance =Σxi2n−Σxin2=1800060−960602=300−256=44

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The following information relates to a sample of size 60: Σx2=18000,Σx=960 . The variance is

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Ready to Test Your Skills?

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The following information relates to a sample of size 60: $Σ x^{2} = 18000, Σ x = 960 . The variance is$