Probability with Dice
Theoretical Probability
Independent Events
Simple Probability
Sample Space - Tree Diagram / Lists / Total Outcomes
100
What is the probability that you roll a 3 or 4 on a die?
P(3 or 4)= _____
1/3
100
Kellee has a bag with the following beads in it.
What is the probability Kellee will choose a yellow bead?
4/9
100
You flip a coin and roll a 6-sided number cube. What is the probability that you will roll a 2 and the coin will land on tails?
P(2, Tails) =
1/6 x 1/2 = 1/12
100
The spinner is spun once. What is the probability of landing on an odd number?
2/5
100
You have
3 choices of burgers - beef, chicken, or fish.
2 choices of sides - salad or fries
2 choices of drinks - soda or juice.
Create a tree diagram or create a list that shows all possible outcomes.
How many total outcomes are there?
12 TOTAL OUTCOMES:
BSS, BSJ, BFS, BFJ,CSS, CSJ, CFS, CFJ, FSS, FSJ, FFS, FFJ
200
You roll 2 dice. What is the probability that you roll a 3 on your first roll and a 2 on your second?
P(3 and 2)= _____
1/6 x 1/6 = 1/36
200
In a bag of 8 marbles, 3 yellow and 5 green
What is the probability of drawing a yellow?
P(yellow marble)=
3/8
200
The spinner is spun twice. What is the probability that the spinner will land on yellow and then a purple?
P(yellow, purple) =
1/8x3/8=3/64
200
Lin has a bag with the following bead:.
• 2 beads are red
• 3 beads are blue
• 4 beads are yellow
Lin will randomly select a bead from the bag.
What is the probability that she selects a blue bead?
P(Blue) =
3/9 = 1/3
200
Find the probability of choosing a sandwich wheat, chicken, or cheddar.
1/12
300
What is the probability of rolling two dice and landing on an even number and a six?
P(even, six)
1/2 x 1/6 = 1/12
300
In a bag of marbles with 3 green and 5 yellow marbles, what is the probability of picking a red marble?
0
300
The letters A,B,C, D and E in random order in a jar. What is the probability of selecting a A, replacing it, and then drawing another A?
P(A,A) =
1/5 x 1/5 = 1/25
300
What is the probability of picking an even number from the list below?
2/6 = 1/3
300
You have 3 main dish options, 4 side dish options, and 2 drink options.
Find the total number of outcomes or the total amount of options of food and drink combinations.
3 X 4 X 2 = 24 outcomes total
400
You roll two dice. What is the probability that one die lands on four and the other lands on a number greater than 2?
P(four, # greater than 2)= _____
1/6 x 4/6 = 4/36 or 1/9
400
17/19
400
P(mystery, graphic novel)
3/15 x 5/15 or 1/5 x 1/3 = 1/15
400
What is the probability of choosing an even number, replacing it, and then drawing a number greater than 4?
P(even, greater than 4)
2/6 x 2/6 = 4/36 or 1/9
400
A coin is flipped 3 times.
Draw a tree diagram or create a list of all possible outcomes.
500
1/6 x 1/2 = 1/12
500
What is the probability that a striped pencil will be drawn out of the cup?
P(striped) =
2/6 = 1/3
500
There are 4 cokes, 3 grape sodas, and 1 Fanta in an Ice chest. What is the probability of randomly selecting a coke, relacing it, and then selecting a grape soda?
4/8 = 1/2 x 3/8 = 3/16
500
What is the probability that a sugar cookie will be chosen?
7/14 = 1/2
500
Draw a tree diagram or list that shows all the possible outcomes of choosing one of each of the following and write how many TOTAL outcomes there will be.
Bread - white or wheat
Meat - ham, turkey, or chicken
Cheese - cheddar or Swiss
12 total outcomes