# Theoretical vs Experimental Probability Theoretical Probability based on

Theoretical vs. Experimental Probability

Theoretical Probability • based on what should happen in an experiment

Experimental Probability • based on what actually happens in an experiment

• Theoretical- theory • Experimental- actually do the experiment

Place 3 blue cubes & 5 red cubes in a paper bag 1. ) What is the probability of drawing a blue cube? 3/8

Place 3 blue cubes & 5 red cubes in a paper bag 2. ) What is the probability of drawing a red cube? 5/8

Place 3 blue cubes & 5 red cubes in a paper bag 3. ) What is the probability of picking 2 blue cubes 9/64

Place 3 blue cubes & 5 red cubes in a paper bag 4. ) What is the probability of picking a blue and a red? 15/64

Place 3 blue cubes & 5 red cubes in a paper bag 5. ) What is the probability of picking 3 blues and 2 reds 675/32768 SLIM CHANCE!

Place 3 blue cubes & 5 red cubes in a paper bag 6. ) What is the probability of NOT picking a red? 3/8

Place 3 blue cubes & 5 red cubes in a paper bag 7. ) What is the probability of NOT choosing a blue 5/8

Place 3 blue cubes & 5 red cubes in a paper bag 8. ) What is the probability of picking a blue or a red? 8/8 or 100%

9. ) What is the probability of landing on a yellow? 1/3

10. ) What is the probability of landing on a blue then red? 1/9

11. ) What is the probability of NOT landing on a blue? 2/3

12. ) What is the probability of landing on a yellow, blue, red, yellow? 1/81

Exit Ticket • Pg. 718 #9 & 11

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