# Stats Exam 2

probability theory
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Terms in this set (25)
Property 1: The probability of an event is always between 0 and 1,
inclusive.
Property 2: The probability of an event that cannot occur is 0. (An
event that cannot occur is called an impossible event.
Property 3: The probability of an event that must occur is 1. (An
event that must occur is called a certain event.