After you have completed the review and the quiz,
please follow this link to GOOGLE FORM where you will need to create your own ADDITION RULE WORD PROBLEM.
Source: Probability Comic. n.d. https://sites.google.com/site/mrreists/page-1/stats-and-probability
Source: Youtube: statslectures. https://www.youtube.com/watch?v=DOooyE6liLY
For NON-MUTUALLY exclusive events:
P(A or B) = P (A) + P (B) - P (A and B)
For MUTUALLY exclusive events:
P(A or B) = P (A) + P (B)