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PLEASE HELP The verbal portion of the SAT exam has scores that are normally distributed. The mean of the scores is 500 with a standard deviation of 100. If you scored 625 on the verbal SAT, what percentage of all those taking the test scored below you?
 one year ago
 one year ago
PLEASE HELP The verbal portion of the SAT exam has scores that are normally distributed. The mean of the scores is 500 with a standard deviation of 100. If you scored 625 on the verbal SAT, what percentage of all those taking the test scored below you?
 one year ago
 one year ago

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shaan_iitkBest ResponseYou've already chosen the best response.1
find z = (625  500)/100 = 1.25 then use norminv to find ... it should be close to 89  90 %ile..
 one year ago
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