Show:
Theoretical
Experimental
Counting Principle
Dependent Events
Independent Events
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
Hasaan has a spinner with 5 equal sections, each a different color. After only 10 spins, the pointer had landed on red 40% of the time. How many times will the spinner land on red after 2500 spins?
What is 1,000
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

A jewelry box contains two gold hoop earrings and two silver hoop earrings. You randomly choose two earrings. What is the probability that both are silver hoop earrings?

What is 1/6
100

A coin is tosses and a dice is rolled simultaneously. What is the probability of a tail and a 6 coming as the output?

What is 1/12
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?
1/2, or 0.50, or 50%
200

Anthony flipped a coin 500 times, what is the experimental probability of landing on heads?

H - 300

T - 200


What is 60% or .60
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

A bag contains three white marbles, five green marbles, and two red marbles. What are the odds in favor of randomly picking both red marbles in the first two tries? Assume that the first marble picked is not put back into the bag.

What is 2/90 or 2.2%
200
Ashley has 2 nickels, 4 dimes and 5 quarters in her pocket. She takes out one coin and puts it back. What is the probability of picking out a quarter and a dime?
What is 20/121 or 16.5%
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
There is a class of 46 students and they are holding an trip that only 2 students can go to. What are the chances that both Molly and Bre get picked for the trip?
What is 1/2070
300
Jamie throws 2 number cubes what is the probability that the first cube will be even and the second will be a 3?
What is 1/12
400
There are 3 red marbles, 2 green marbles, and 1 yellow marble in a box. One marble is taken out and not replaced. 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

The next day the bird feeder has 250 birds that stop by how many of them will be a chickadee?


1/5, or 0.20, or 20%

50 will be chickadee

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

A jar contains 4 white chips, 5 purple chips, and 1 black chip.  Chips are selected randomly one at a time, and are not replaced.  Find the probability of the following.

P(purple then black)

P(black then black)

What is 5/90, 1/18 and 0%


400

A box contains 4 red marbles, 3 green marbles and 2 blue marbles.  One marble is removed from the box and then replaced. Another marble is drawn from the box.  What is the probability that the first marble is blue and the second marble is green?

What is 2/27
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? 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
Ms. Bertele is making a 5 digit code. She is using the numbers from 0-9. She wants to know how many codes she can make with and without repeating the same numbers. How many combinations can she make?
What is 30,240 combinations w/o and 100,000 with repeating.
500
Bre has 3 dollar bills, 7 fives, 2 tens, 10 twenties and 1 hundred. What is the probability she will select a twenty, a hundred and a dollar.
What is 6/9240, 3/4620 or 0.06%
500
You are spinning 3 spinners with the numbers 1-4. and flipping a coin. what is the probability of landing on an even, #1, 2 or 3, and flipping a heads?
What is 1/32