SOLUTION: SAT average score is 500 with standard deviation of 150 points. What is the standard score for a person who scores 630?

Algebra ->  Statistics  -> Describing-distributions-with-numbers -> SOLUTION: SAT average score is 500 with standard deviation of 150 points. What is the standard score for a person who scores 630?      Log On


   

Question 1209042: SAT average score is 500 with standard deviation of 150 points. What is the standard score for a person who scores 630?
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
SAT average score is 500 with standard deviation of 150 points.
What is the standard score for a person who scores 630?
~~~~~~~~~~~~~~~~~~~~~~~~ 

standard score = %28observation+-+mean%29%2FSD = %28630-500%29%2F150 = 130%2F150 = 13%2F15 = 0.8667  (rounded).   ANSWER

Solved.