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Details Title: Statistics Vocabulary ch3 Description: concept study Total Flash Cards: 10 Created: 03/06/2006 14:20:21	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term random sample Definition 'n' elements selected from a population in such a way that every set of 'n' elements in the population has an equal probablility of being selected Term independent events Definition Given A and B, the occurrence of B does not alter hte probability that A has oxxurred; that is events A and B if P(A¦B)=P(A), when this is the case, P(B¦A)=P(B) also Term dependent Definition events that are not independent Term mutually exclusive Definition Given A and B, A[upsidedown U]B contains no sample points, that is , if A and B have no sample points in common. P(A[upsdwnU]B)=0 Term complement (of and event A), or A^C Definition the event that A does not occur--that is, the event consisting of all sample points that are not in event A Term union (of 2 events A & B) Definition the event that occurs if either A or B or both occur on a single performance of the experiment, A U B; consists of all the sample points that belong to A or B or both Term intersection (of 2 events A & B) Definition the event that occurs if both A & B occur on a single performance of the experimen, A[upsdwnU]B; consists of all the sample points belonging to both A and B Term sample space Definition a collection of all of an experiment's sample points Term sample point Definition the most basic outcome of an experiment Term experiment Definition an act or process of observation that leads to a single outcome that cannot be predicted with certainty