PLSSS HELLLLLLP????The SAT this year has a mean of 500 and a standard deviation of 50. What percent of students scored between 400 and 600?

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02-02-2016
Mathematics

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PLSSS HELLLLLLP????The SAT this year has a mean of 500 and a standard deviation of 50. What percent of students scored between 400 and 600?

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ashlynjayde2003 ashlynjayde2003 · Answer 1 · 2016-02-02T00:52:41+01:00

ashlynjayde2003 ashlynjayde2003

02-02-2016

The SAT this year has a mean of 500 and a standard deviation of 50. What percent of students scored between 400 and 600?This is equivalent to a score of 500 ± 2 SD (2 standard deviations)= 0.9545
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