Theoretical
Experimental
Counting Principle
Random
How Likely is it?
100
Maria is flipping a coin and spinning a spinner. The spinner has 4 equal sections labeled A-D. What is the probability the coin will land on heads and the spinner will land on the letter "A"?
1/8 or 0.125, or 12.5%
100

At a football game, 3 out of the first 12 students who entered the gates were wearing a jacket shirt.  Based on this information, if 60 students were at the game, how many students could be expected to be wearing a jacket?

15

100
You are trying to decide what to wear to school. You know you have a green pair of pants, a red pair, and a blue pair. You also have a brown shirt, a plaid shirt, and a yellow shirt. How many different outfit combinations can you make?
9
100

Solve –50 – (–20) =

-30

100

How likely is it that a coin is flipped and lands on tails?

Equally likely, 50%, 1/2

200

The classic wood carousel at Carousel Park in Hampton, VA has 32 jumping horses and 16 standing horses. What is the probability of randomly selecting a jumping horse?

2/3, .6666..., or 66.66...%

200

A bag contains:  7 pink marbles, 6 yellow marbles,  3 white marbles, and 4 purple marbles

A marble will be drawn from the bag and replaced 120 times. What is a reasonable prediction for the number of times a

White or purple marble will be drawn?

42

200
What is the number of possible outcomes for spinning one spinner with 8 equal sections and another spinner with 6 equal sections?
48 possible outcomes
200

–12 x (–10)

120

200

How likely is it that a number cube is tossed and lands on 3?

Unlikely

300
What is the probability of rolling two odd numbers in a row with a standard number cube?
1/4, or 0.25, or 25%
300
A letter tile is randomly selected from a bag, recorded, and replaced 100 times. The results are listed below. What is the experimental probability of selecting the letter "E"? A = 16 E = 11 I = 29 O = 19 U = 25
11/100 or 0.11, or 11%
300

Amiya and Keyshawn are candidates for class president of the 7th grade. Ajaye, Chishon, and Laura are candidates for vice president. How many winning combinations are possible?

6

300

What is 20% of 80?

16

300

How likely is it that a number cube is tossed and it lands on 8?

never going to happen, 0 chance

400
There are 3 red marbles, 2 green marbles, and 1 yellow marble in a box. One marble is taken out and not replaces. A second marble is then taken out and not replaced. What is the probability both marbles that were taken out are red?
1/5, or 0.20, or 20%
400

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%

400
Ms. French is packing for a trip. She packs a white blouse, a pink blouse, a blue blouse, and a green blouse. She also packs a black suit, a navy blue suit, and a gray suit. What is the probability that the first outfit she wears is the gray suit with a pink blouse?
1 out of 12
400

On a wall map, the distance between two cites is 90 miles.  The wall map uses a scale in which 3 inches represents 30 miles.  What is the actual distance between these two cities in inches?

9

400

How likely is it that a number cube is tossed and lands on any number 1-6?

Certain, 100% chance, 1 whole

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
A six-sided die is thrown 50 times. Using the list below, how does the theoretical probability of rolling a 3 compare to the experimental probability of rolling a 3? Number on Die How Many Times it Landed on that Number 1 8 2 6 3 7 4 12 5 10 6 7
The theoretical probability is higher than the experimental probability. (Theoretical = 17%, Experimental = 14%)
500
What is the probability of rolling three 4's in a row on a number cube?
1/216
500

A bag contains 10 marbles:

2 red, 4 blue, 3 green, and 1 white

A marble will be drawn from the bag and replaced 80 times. What is a reasonable prediction for the number of times a red or green marble will be drawn?

40

500

How likely is it that a number cube lands on 2 and a coin lands on heads?

unlikely

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