The numerical value of the standard deviation can never be   Question 3 options:   negative   smaller than the variance   larger than the variance   zero

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Q: or False n interpreting the variance, the smaller the n interpreting the standard deviation, the

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Q: DECIMAL FORM: 15 17 18 19 20 21 22 23 24 P(X) 0.03 0.09 0.18 0.18 0.15 0.26 0.6 0.03 0.03

A: Formula used.  E(x)= ∑x×p(x) E(x2 )=∑x2 ×p(x) Var(x)=E(x2 ) - [E(x)]2

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