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9 Cards in this Set

  • Front
  • Back

A certain event

Must occur and has a probability of 1

Impossible event

Event can't occur and has a possibility of 0compl

Complementary events formula

Event DOES NOT occur =


1 - P (event DOES occur)

Experimental probability

Probability based on repeated trials of the same experiment

Relative frequency

Number of times the event has occurred (frequency of the event) / total number of trials (total frequency)

Probability of "at least one"

1-P (none)

And

-

And

-

Or

+