# Conditional Probability

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See the attached file.

A school principal is looking at the combination of subjects students are

studying.

He learns that the probability that a student is studying Chemistry is 0.5 and that

the probability that a student is studying Physics is 0.1. He has also found that the

probability that a student is studying Chemistry given that they are studying

Physics is 0.7.

(a) What is the probability that a student is studying both Chemistry and

Physics ?

(b) What is the probability that a student is studying Physics given that

they are studying Chemistry ?

(c) What is the probability that a student is studying Chemistry or Physics or

both ?

https://brainmass.com/math/probability/conditional-probability-overview-343144

#### Solution Summary

This solution contextualizes conditional probability.

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