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In the senior year of a high school graduating class of 92 students, 40 studied mathematics, 66 studied psychology, 50 s
Posted: Sun Oct 03, 2021 11:14 am
by answerhappygod
- In The Senior Year Of A High School Graduating Class Of 92 Students 40 Studied Mathematics 66 Studied Psychology 50 S 1 (66.09 KiB) Viewed 40 times
In the senior year of a high school graduating class of 92 students, 40 studied mathematics, 66 studied psychology, 50 studied history, 22 studied both mathematics and history, 23 studied both mathematics and psychology, 3 studied history but neither mathematics nor psychology, 10 studied all three subjects, and 6 did not take any of the three. Find the probability that a randomly selected student from the class has studied psychology and history but not mathematics. [The answer should be a number rounded to five decimal places, don't use symbols such as %]