In 2003, the SAT test scores were normally distributed with a mean of 1050 and a SD of 150.What % of

Mathematics
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In 2003, the SAT test scores were normally distributed with a mean of 1050 and a SD of 150.What % of the SAT scores is above 1050?

Mar 27th, 2015

Since x=mean,z=0,from symmetry of normal distribution,the percentage is 50%.

Mar 27th, 2015

Thank you so much!

Mar 27th, 2015

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