Vocabulary
If an event is IMPOSSIBLE, the probability is...
0
2 red, 5 blue, 8 green, and 3 yellow chips are placed in a bucket. The color with the greatest chance of being chosen is...
green
division
I roll a dice and flip a coin, what are the total number of outcomes?
What is the probability of landing on heads THEN landing on tails?
1/2 x 1/2 = 1/4
If an event is CERTAIN, the probability is...
1
In a bag, there are...3 red marbles, 2 blue marbles, 4 green marbles.
What is the probability of choosing a yellow marble?
0
What is 3/4 as a decimal?
0.75
I roll a dice and spin a spinner with 4 sections, what is the total number of possible outcomes?
6 x 4 = 24
What is the probability of landing on heads THEN rolling a 1?
1/2 x 1/6 = 1/12
The top of a fraction is the...
numerator
In a bag, there are...3 red marbles, 2 blue marbles, 4 green marbles.
What is the probability of choosing a red OR blue?
5/9
The letters of the word MATH are placed in a bag. The probability of picking a T is...
(as a decimal)
1/4 = 0.25
You have flip a coin TWICE, what is the total number of outcomes?
2 x 2 = 4
What is the probability of landing on tails THEN rolling a 4 or 5 on a dice?
1/2 x 2/6 = 2/12
The probability of two or more events is...
compound probability
6 blue, 7 green, 9 brown, and 15 yellow M&Ms are placed in a bucket. The probability of pulling out a M&M that is NOT blue would be...
31/37
The letters of the word COMPOUND are placed in a bag. The probability of a letter O is...
(as a decimal)
0.25
You have roll a dice TWICE, what is the total number of outcomes?
6 x 6 = 36
Cards: 1 , 2 , 3 , 4
What is the probability of landing on heads THEN choosing a card with a number greater than 5?
1/2 x 0/4 = 0/8
_____ probability is based on the data collected from surveys or testing
Experimental Probability
2 red, 5 blue, 8 green, and 3 yellow chips are placed in a bag. What is the probability of NOT picking blue or red?
11/18
If you roll a dice, what is the probability of landing on an even number?
(as a decimal)
0.5
You have 4 shirts, 2 pants, 2 shoes. What is the total number of possible outfits you can create?
4 x 2 x 2 = 16
Cards: 1 , 2 , 3 , 4
What is the probability of landing on heads THEN choosing a card with a number greater than 1?
1/2 x 3/4 = 3/8