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Find the mean and variance for each of the data in Question: |
Answer» Solution :![]() Let ASSUMED mean `A=100` Mean `=A+(sumf_(i)d_(i))/(sumf_(i))` `=100+0/22` `=100+0=100` Variance `sigma^(2)=1/(N^(2))[Nsumf_(i)d_(i)^(2)-(sumf_(i)d_(i))^(2)]` `=1/(22)^(2)[22xX640-0]` `=29.09` |
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