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Author Question: Which of the following statements is not correct? a. Two events A and B are mutually exclusive if ... (Read 77 times)

CQXA

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on: Jun 24, 2018
Which of the following statements is not correct?
 a. Two events A and B are mutually exclusive if event A occurs and event B cannot occur.
  b. If events A and B occur at the same time, then A and B intersect.
  c. If event A does not occur, then its complement A' will also not occur.
  d. A union of events occurs when at least one event in a group occurs, e.g., (A or B or C).
  e. If all possible outcomes of an experiment are represented in a set, the set is considered exhaustive.

Question 2

If Events A and B are not mutually exclusive, then the probability that one of the events will occur is represented by
 a. P(A or B) = P(A) + P(B) - P(A and B)
  b. P(A or B) = P(A) + P(B)
  c. P(A and B) = P(A) + P(B) - P(A or B)
  d. P(A and B) = P(A) + P(B)
  e. P(A or B) = P(A) + P(B) + P(A and B)


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Andromeda18

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Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

A


CQXA

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Reply 2 on: Jun 24, 2018
Excellent

parshano

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Reply 3 on: Yesterday
Wow, this really help

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