january 18 blackboards

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Yukon College course MATH 105 (Intro Stats) blackboards from January 18, 2010

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Page 1: January 18 Blackboards
Page 2: January 18 Blackboards

Sample space: 2 dice

Page 3: January 18 Blackboards
Page 4: January 18 Blackboards
Page 5: January 18 Blackboards

Data on prison sentences

Page 6: January 18 Blackboards

Empirical probabilities from prison sentence data

Page 7: January 18 Blackboards

Data on endangered species

Page 8: January 18 Blackboards

Empirical compound probabilities from endangered species data

Page 9: January 18 Blackboards

Addition rule for mutually exclusive events

Page 10: January 18 Blackboards

General additional rule (events not mutually exclusive – we don’t want to double-count the overlap, so we subtract it off once

Page 11: January 18 Blackboards

Example of non-mutually exclusive events using the endangered species data: A = reptiles, B = U.S., so A&B = reptiles in the U.S.

Page 12: January 18 Blackboards

Classical probability example of addition rule with mutually exclusive events (a) and non-mutually exclusive events (c)

Page 13: January 18 Blackboards

Finishing off example from last slide

Page 14: January 18 Blackboards

A similar example

Page 15: January 18 Blackboards

… and finishing that one off.