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April 25, 2015

Homework Help: math

Posted by sri on Sunday, July 20, 2014 at 9:10pm.

The distriubution of the SAT scores in math for an incoming class of business students has a mean of 580 and standard deviation of 25. Assume that the scores are normally distributed.
a. Find the probability that an individual's SAT score is less that 550.
b. Find the probability that an individuals's SAT score is between 560 and 600.
c. Find the probability that an individuals's SAT score is greater than 620.
d. What percentages of students will have scored better than 700?
e. Find the standardized values for students scoring 500, 600, and 700 on the test

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