What is the probability of rolling a 2 when a fair die is rolled once?
1/6
100
Lily rolls 2 number cubes, each with faces numbered 1-6. What is the probability that a 4 will come up on each cube?
1/36
100
A card from a deck of 52 playing cards picked at random will be red.
even
100
Give an example of a "simple event".
One event occurs, such as predicting the number on one die or predicting the color of a tile in a bag.
100
You have a jar with 2 red jelly beans, 3 green jelly beans, and 5 yellow jelly beans. What is the probability that you randomly choose a blue jelly bean?
0
200
What is the probability of rolling an even number when a fair die is rolled once?
1/2
200
A dice is rolled and a coin is tossed. What is the probability they will land "heads, 4"?
1/12
200
A coin tossed 20 times will land on heads every time
unlikely
200
What is experimental probability?
Probabilities determined by actually simulating an event.
200
You have a jar with 12 red jelly beans, 3 green jelly beans, and 5 yellow jelly beans. What is the probability that you randomly choose a yellow or a green jelly bean?
What is 8/20 = 2/5
300
What is the probability that a card drawn at random from a deck of cards will be an ace?
4/52 = 1/13
300
If you roll a pair of dice, what is the theoretical probability that both will come up six?
1/36
300
a sack contains 10 green, 10 red and 5 blue tiles. One is drawn at random. It is not green.
likely
300
LISTING OUTCOMES: What are all the outcomes when flipping three coins. List them.
hhh, ttt
hht, hth, thh
tth, tht, htt
300
Your sock drawer has 3 white socks, 2 black socks, and 5 brown socks. One is chosen, then replaced. Another sock is chosen.
Find p(white then brown).
15 out of 100 or 3 out of 30
400
What is the probability of rolling a prime number when a fair die is rolled once?
4/6 =2/3
400
Jake rolls a number cube and flips a coin at the same time. What is the probability that the coin will land on heads and the number cube will land on a multiple of 3?
1/6
400
Your drawer contains 8 red socks and 4 green socks. It's too dark to see which are which. You pick three and none of them match.
impossible
400
TREE DIAGRAM: Make a tree diagram showing all the possibilities for a two-child family.
See board.
400
Roll two dice and add them. What sum has the greatest chance of being rolled?
7
500
A book contains 32 pages numbered 1, 2, ..., 32. If a student randomly opens the book, what is the probability that the page number contains digit 1?
13/32
500
The police are looking for a man who wears
Size 12 shoes and drives a black car. They
Estimate that 2 out of 9 men wears size 12 shoes
and that 5 out of 12 men drive a black car.
If one man is chosen at random, what is the
Probability that he matches the description?
5/54
500
The names of 9 boys and 6 girls from your class are put into a hat. The first two names chosen will be a boy?
Unlikely
500
What is Theoretical Probability?
Probabilities that are mathematically determined. For example the theoretical probability of rolling a 1 on a die is 1/6.
500
Jade made 14 out of 52 free throws. If a player usually takes 312 free throws in a season, how many free throws do you predict Jade will make in an entire season?