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  3. Foundations of Probability in Python

Exercise

Joint probabilities

In this exercise we're going to calculate joint probabilities using the following table:

Joint probability table

Take the values from the table, create variables, and calculate the probability of the event in each step.

Instructions 1/3

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  • 1

    Calculate the probability that the engine and gear box both work.

  • 2

    Calculate the probability that one fails -- either engine or gear box -- but not both.

  • 3

    What is the probability that either both work or both fail?