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100 points for $49 worth of Veritas practice GMATs FREE VERITAS PRACTICE GMAT EXAMS Earn 10 Points Per Post Earn 10 Points Per Thanks Earn 10 Points Per Upvote ## Standard deviation depends on deviation. ##### This topic has 1 expert reply and 0 member replies ## Standard deviation depends on deviation. Standard deviation depends on deviation. A. {2,2,5,8,8} => {-3,-3,0,3,3} B. {3,4,5,6,7} => {-2-1,0,1,2} C. {1,3,5,7,9} => {-4,-2,0,2,4} D. {3,3,5,7,7} => {-2,-2,0,2,2} E. {0,4,5,6,10} => {-5,-1,0,1,5} Is there a strategic approach to this question? ### GMAT/MBA Expert Legendary Member Joined 14 Jan 2015 Posted: 2667 messages Followed by: 122 members Upvotes: 1153 GMAT Score: 770 ardz24 wrote: Standard deviation depends on deviation. A. {2,2,5,8,8} => {-3,-3,0,3,3} B. {3,4,5,6,7} => {-2-1,0,1,2} C. {1,3,5,7,9} => {-4,-2,0,2,4} D. {3,3,5,7,7} => {-2,-2,0,2,2} E. {0,4,5,6,10} => {-5,-1,0,1,5} Is there a strategic approach to this question? This question seems to be lacking a... question. The concept invoked here is that if you add the same value to each element of a set, the standard deviation remains unchanged. _________________ Veritas Prep | GMAT Instructor Veritas Prep Reviews Save$100 off any live Veritas Prep GMAT Course

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