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Odds

 

Probability

Compares the # of Favorable

Outcomes and the total # of possible outcomes

 

Odds

Compare the # of favorable

Outcomes and the # of unfavorable outcomes

 

Example

There are 3 blue cubes and I red cube in a bag

The probability of drawing a red cubes

=# Of favorable outcomes

  Total #of possible outcomes

 

=1/4

 

The odds in favor of an event

=# Of favorable outcomes

  # Of unfavorable outcomes

 

The odds in favor of drawing a red cube

=1/3 or "1 to"3

 

The odds against an event

=#Of unfavorable outcomes

  # Of favorable outcomes 

 

The odds against drawing a red cube

=3/1 or "3 to1"

 

1. What is the tsooba6ilitt of drawing a blue cube?

2. What are the odds in favor of drawing a blue cube?

3. What are the odds against drawing a blue cube?

 
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Last modified: May 23, 2001