What percent of students who take the gmat score

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Most business schools require applicants to take the GMAT exam. Scores on the GMAT follow the model N(530, 110). 

a) What percent of students who take the GMAT score between 420 and 640? 

b) What percent of students who take the GMAT score above 640? 

c) Find the interval of scores in which the central 99.7% of GMAT scores lie. 

d) What percent of students score above 700? 

e) What percent of students score between 510 and 600? 

f) Find the score that is at the 80th percentile.

Reference no: EM132332059

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