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If A and B are events and B A, why is it obvious that P(B) P(A)
Chapter 2, Problem 2.23(choose chapter or problem)
QUESTION:
If A and B are events and B A, why is it obvious that P(B) P(A)?
Questions & Answers
QUESTION:
If A and B are events and B A, why is it obvious that P(B) P(A)?
ANSWER:Step 1 of 3
Let denote the universal set i.e. .
Let denote the cardinality of any set which lies in the universal set .
Definition of Probability:- The probability of a set is defined by