Which one of the following has the highest standard deviation?
a 1,0,1,0,1
b 1,1,1,1,1
c -1,-1,-1,-1,-1

Submitted by: Administrator
Standard deviation (sum of all terms)/(no of terms)....

so, option b has highest S.D

(1+1+1+1+1)/5 EQUALS TO 1
Submitted by: Administrator

Read Online Aptitude Job Interview Questions And Answers