20% of the students in Mr. MacGregor's class earned As on their final projects. 5% of the students who received As on their final projects also received As on their final exams. Find the probability that a student chosen at random received an A on both the final exam and the final project.

Question

Mathematics

Jessie Fritz

11 February, 05:33

20% of the students in Mr. MacGregor's class earned As on their final projects. 5% of the students who received As on their final projects also received As on their final exams. Find the probability that a student chosen at random received an A on both the final exam and the final project.

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Bobby Owens · Answer 1

It's a trick question, if you read it carefully it says 5% of the students who received As on their final projects also received As on their final exams. And the question is Find the probability that a student chosen at random received an A on both the final exam and the final project. Its the same thing, so its 5% of students