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Which set of data exhibits a highest standard deviation? a) 7,0,-7,7,0,-7 b) 7,-7,7,-7,7,-7
Please explain clearly
sanjeev yadav
- Jan 9th, 2008
More -sign , more sdalsosd= underroot of( (m-x1) * (m-x2) *.........* (m-xn)) ) / nm = (x1+x2+...xn ) / n
saleem ahamed syed
- Sep 24th, 2007
Ans:b 7,-7,7,-7,7,-7 its SD is 7Here i can t give u formulae: Bcoz of special characters like SQRT etc. please have below URL :http://en.wikipedia.org/wiki/Standard_deviation where u can find the procedure to find SD.Thanks,Saleem.
