Statistics > EXAM > WGU C459 Statistics Exam Questions & Answers | Questions with 100% Correct Answers | Verified | Late (All)
WGU C459 Statistics Exam Questions & Answers | Questions with 100% Correct Answers | Verified | Latest Update
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The probability of any event is between one and o. What is the equation for this? - ✔✔For any event A, 0 ≤ P(A) ≤ 1. The sum of all possible probabilities is___? - ✔✔One, the equation is... :P(S) = 1 What is the complement rule? or the probability that an event does not occur is 1 minus the probability that it does occur. - ✔✔P(not A) = 1 - P(A) In probability, "OR" means either one or the other or both. - ✔✔P(A or B) = P(event A occurs or event B occurs or both occur) Two events that cannot occur at the same time are called - ✔✔disjoint or mutually exclusive The Addition Rule for Disjoint Events: - ✔✔If A and B are disjoint events, then P(A or B) = P(A) + P(B). [Show More]
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