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In eight thows of a die `1 or 3` is considered a success. Then, the standard deviation of success, is

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In eight thows of a die `1 or 3` is considered a success. Then, the standard deviation of success, is A. `(16)/(9)` B. `(8)/(3)` C. `(4)/(3)` D. `(2)/(3)` Select the correct answer from above options

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Correct Answer - C We have, `n=8 and p=(2)/(6)=(1)/(30` `thereforeS.D.= sqrt(npq)=sqrt(8xx(1)/(3)xx(2)/(3))=(4)/(3)`

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