26
Apr
24
Apr
Survey of business students probability question?
Posted by: surveyrecce / Category: Paid Survey Reviewspdoh2371 asked:
A survey of business students who had taken the Graduate Management Admission Test (GMAT) indicated that students who have spent at least 5 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 calculated that 70% of the business students review for the test. Find the probability of (a) scoring above 400 (b) a student who scored above 400 did review for the test.
A survey of business students who had taken the Graduate Management Admission Test (GMAT) indicated that students who have spent at least 5 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 calculated that 70% of the business students review for the test. Find the probability of (a) scoring above 400 (b) a student who scored above 400 did review for the test.
23
Apr



