ch 4 statistics
Subject:
Statistics [1]
Tags:
Statistics [2]
Classical Probability: The compliment of (E) = is the set of all numbers not included in the outcomes of event E (compliment of rolling a 4 on a die is 1,2,3,5,6) Empirical Probability: (50 people surveyed with 21 with blood type o, what?s the probability that someone has blood type o? 21/50 subjective probability: uses a probability based on and educated guess or estimate (weather forecasting, sports predictions) -two events are mutually exclusive when they cannot occur at the same time Conditional Probability: The probability that B will occur given that A has occurred already. (probability of not finding a spot .20 probability of getting a ticket .06) Independent events: the fact that A occurring does not affect the probability of B occurring.