Asked by Jeremy
                The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. What percentage score above 1300? What percentage score above 800? What percentage score below 1200? Above what score do 20% score? Above what score do 20% score? 
How do I calculate percentages with SD and mean?
            
        How do I calculate percentages with SD and mean?
Answers
                    Answered by
            Damon
            
    http://davidmlane.com/hyperstat/z_table.html
    
                                                    There are no AI answers yet. The ability to request AI answers is coming soon!
                                            
                Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.