Q.

Run scored by batsman in 5 one day matches are 50, 70,82,93 and 20 then the standard deviation is……

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a

25.49    

b

25.29  

c

 25.79

d

 25.69

answer is A.

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Detailed Solution

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mean=50+70+82+93+205=3155

Mean = 63 

   S.D = xi2nxin2 

S.D=502+702+822+932+2025-632

= 25.79

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Run scored by batsman in 5 one day matches are 50, 70,82,93 and 20 then the standard deviation is……