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Sample Space
Basic Probability
Experimental Probability
Theoretical Probability
Independent Events and Mutually Exclusive Events
100

Use a probability tree, a table, or an organized list to represent all possible outcomes when spinning a spinner (RED, BLUE, GREEN and ORANGE) and Flipping a coin. 

How many possible outcomes there are?

8 Possible Outcomes

100
There are 3 red, 4 green, 2 purple, and 3 orange jelly beans in a bag. What is the probability of picking a jelly bean that is not purple?
What is 5/6?
100
A number cube was rolled 150 times. It landed on 2 21 times. What is the experimental probability of landing on a 2?
What is 21/150 (.14)?
100
The probability of rolling a 3 on a fair number cube.
What is 1/6?
100
In an experiment with a coin and fair die, the probability of landing on heads and 6.
What is 1/12 (.083)?
200

Use a probability tree, a table, or an organized list to represent all possible outcomes when flipping a coin three times. 

How many possible outcomes there are?

8 Possible Outcomes

200
The following marbles are in a bag: 20 red, 25 blue, 15 green, 10 white, and 30 black marbles. What is the probability of picking a red marble?
What is 1/5?
200

The class president made 75 copies of the flyer advertising the school play. It was found that 6 of the copies were defective. What is the probability that a flyer will be printed properly?

What is 69/75 = 23/25 = 92/100 = 0.92 = 98%?

200
The probability of picking a card with hearts in a deck of cards.
What is 1/4?
200
In an experiment involving a coin and fair die, the probability of landing on tails and an even number.
What is 1/4 (0.25)?
300

Use a probability tree, a table, or an organized list to represent all possible outcomes when spinning a spinner (1 - 3) and rolling a die. 

How many possible outcomes there are?

18 Possible Outcomes

300
The following marbles are in a bag: 20 red, 25 blue, 15 green, 10 white, and 30 black marbles. What is the probability of picking a black marble?
What is 3/10?
300
The class president made 75 copies of the flyer advertising the school play. It was found that 6 of the copies were defective. If 400 more flyers need to be printed, predict how many will be defective.
What is 32 flyers?
300
Rolling two number cubes, the probability of getting a sum of 10 or more.
What is 1/6 (.167)?
300

In an experiment with a spinner with the #'s 1-10 on it and a bag of letter tiles from A to E, what is the probability of getting an even number and a vowel.

What is 1/5, 0.2, 20%?

400

Use a probability tree, a table, or an organized list to represent all possible outcomes when Picking an outfit with a shirt (Blue, Striped, Orange), pair of pants (Jeans, Sweats), and a pair of shoes (slippers, Jordans, Crocs)

How many possible outcomes there are?

18 Possible Outcomes

400
Mrs. Silverstein has 14 boys and 11 girls in her class. She must select one student at random to serve as the class moderator. What is the probability that she will choose a boy? What is the probability that she will choose a girl?
What is 14/25 (.56) and 11/25 (.44)?
400
If a coin is tossed 75 times and it lands on heads 36 times, what is the experimental probability of it landing on tails?
What is 52%?
400
If Sam guessed the day that someone was born in November, what is the theoretical probability that he guessed correctly?
What is 1/30 (.03)?
400
Give the sample space for 2 dice being rolled.
What is (36 outcomes listed)?
500

Use a probability tree, a table, or an organized list to represent all possible outcomes when making a sundae with flavors (Vanilla, Chocolate, Mint), Mix-ins (Sprinkles, Cookie Dough, Brownies), and sauce (Chocolate, Butterscotch, or Strawberry)

How many possible outcomes there are?

27 Possible Outcomes

500
Based on world statistics, the probability of identical twins is 4/1000, while the probability of fraternal twins is 23/1000. What is the probability that a person chosen at random from the world will be a twin?
What is 27/1000 (0.027)?
500

Pedro recorded the types of birds that visit his bird feeder. Based on the results below, what is the probability the next bird will be a chickadee? Woodpecker = 3 Chickadee = 5 Cardinal = 1 Sparrow = 13 Blue Jay = 3

1/5, or 0.20, or 20%

500

Jarvonya spins a spinner with 5 equal sections numbered 1-5 and she spins another spinner with 5 equal sections with the letters A-E. What is the probability she will spin a 4 and a B?

1/25 or 0.04, or 4%

500

Playing Monopoly with two dice, you will "go to jail" if you roll a doubles or total of three on your next roll. The probability that you will go to jail on your next roll.

What is 8/36, 2/9, .222?