Complete each of the following items by marking the best response to the questio

Question

Complete each of the following items by marking the best response to the question. There is only one correct answer to each question. All electronic communication devices must remain off during the entire exam. Calculators may NOT be shared. You must sign and turn in this exam sheet when in you turn in your answer form for a grade to be recorded for this exam. By turning in this examination, you warrantee that the work contained on it is exclusively your own. Good luck! 1. Mark the letter A for item 1 on your Scantron form. 2. A ___ is the probability that one event will occur given that we know that another event already has occurred. a) simple probability b) joint probability c) conditional probability d) complement of events If two events are mutually exclusive, the probability of their union is equal to c) a) 0 b) 0.50 c) 1.00 d) cannot be determined

Explanation / Answer

2. Correct option: (c) Conditional probability

EXPLANATION: By defintion: Conditional Probability P(A/B) is the probability of event A, given that another event B has already occurred.

3. Correct option: (d) cannot be determined

EXPLANATION: By Addition Theorem, if two events are mutually exclusive, the probability of their union is equal to the addition their probabilities.

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