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Back to 3.2 Independent and Mutually Exclusive Events

3.2 Exercise 12

Avg difficulty 2.5

Let event C = taking an English class. Let event D = taking a speech class.

Suppose P(C) = .75, P(D) = .3, P(C|D) = .75 and P(C AND D) = .225.

Justify your answers to the following questions numerically.

  1. Are C and D independent?
  2. Are C and D mutually exclusive?
  3. What is P(D|C)?

OpenStax Statistics, 3.2 Independent and Mutually Exclusive Events, exercise 12

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Adapted from Statistics © 2022 Rice University. Licensed under CC BY 4.0. Source: Statistics. Imported at revision 7dea80a.