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Author Question: A survey of business students who had taken the Graduate Management Admission Test (GMAT) indicated ... (Read 61 times)

BSITTON

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A survey of business students who had taken the Graduate Management Admission Test (GMAT) indicated that students who have spent at least five hours studying GMAT review guides have a probability of 0.85 of scoring above 400. Students who do not review have a probability of 0.65 of scoring above 400. It has been determined that 70% of the business students review for the test.

a.Find the probability of scoring above 400.
b.Find the probability that a student who scored above 400 reviewed for the test.



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Marked as best answer by BSITTON on Mar 25, 2023

MajorWaffle

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Only 25% of students answer this correctly




BSITTON

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Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review


marict

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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