What is probability?
The chance of something happening
Picking a blue marble out of this bag would be considered _________
Impossible
What is the probability of getting blue?
3/8 or 37.5%
List all the total outcomes on this spinner wheel
4 (Green, Red, Blue, Yellow)
What is the probability of getting "tails" and rolling a 4?
1/12 or 8.3%
If an event has a 0% chance of occurring, it is called __________
Impossible
Spinning this spinner wheel and landing on a number would be considered ___________
Certain
What is the probability of spinning a number bigger than 10?
4/8 or 50%
A coffee shop sells small, medium, and large cups of regular and decaf coffee. List all the outcomes.
Small Regular, Small Decaf, Medium Regular, Medium Decaf, Large Regular, Large Decaf
What is the probability of rolling a 5 and spinning a 5?
1/18 or 5.5%
When things in an experiment have the same chance of happening as each other, they are called _________ _________
Equally Likely
What event in this jar would be considered "likely"?
Picking a green marble
What is the probability of rolling the dice and getting a number less than 3?
2/6 or 33%
List all the outcomes you could get from flipping a coin and rolling a number cube
Heads 1, Heads 2, Heads 3, Heads 4, Heads 5, Heads 6, Tails 1, Tails 2, Tails 3, Tails 4, Tails 5, Tails 6
What is the probability of flipping "heads" and rolling a number less than or equal to 4?
4/12 or 33%
What is the difference between "theoretical" and "experimental" probability?
Theoretical is what should happen according to probability
Experimental is what does happen as the result of an experiment
What events on this spinner are "equally likely"?
Answers may vary
Example: Spinning Black or White, Spinning A or B, Spinning Black Bs or White As, etc
What is the probability of spinning the wheel and getting an even blue number?
2/8 or 25%
List all the different outfits that could be made from these clothes
Blue shirt & Black pants
Blue shirt & Blue pants
Blue shirt & Tan pants
Green shirt & Black pants
Green shirt & Blue pants
Green shirt & Tan pants
Red shirt & Black pants
Red shirt & Blue pants
Red shirt & Tan pants
What is the probability of rolling an odd number and spinning a color that isn't blue?
27/72 or 37.5%
A list of all the possible outcomes of an experiment is called the _________ ___________
Sample Space
Come up with an event that is "impossible" and an event that is "certain"
Answers may vary
Impossible examples: "Tomorrow is Sunday"
Certain example: "Rolling a number cube and getting a number less than 10"
What is the probability of picking a marble out of the bag that is NOT red?
10/12 or 83%
List all the different ice cream cones you could make
Cake cone & Chocolate, Cake cone & Vanilla, Cake cone & Strawberry
Sugar cone & Chocolate, Sugar cone & Vanilla, Sugar cone & Strawberry
Waffle cone & Chocolate, Waffle cone & Vanilla, Waffle cone & Strawberry
Waffle bowl & Chocolate, Waffle bowl & Vanilla, Waffle bowl & Strawberry
What is the probability of spinning a number less than 10, rolling a number less than 10 (12 sided dice) and picking a green marble?
144/960 or 15%