VOCABULARY
Describes predictable long-run relationships between possible outcomes of random processes.
Probability
Find the total possible outfits that can be made with 2 pants, 5 shirts, 2 jackets, and 3 ties.
60 different outfits
Which probability can best be represented using a rectangular pentagon?
1/5
A multiple choice question contains five answers. If an answer is selected by pure guess, what is the probability that the answer is correct?
1/5
It is expected that .75% of all portable CD players coming off an assembly line will be defective. In a production run of 5,000 Cd players, how many are expected to be defective?
38
Equally likely possibilities for a given situation
Outcomes
Find the todal possible acronyms that can be made using the numbers 3, 4, 5, and 6 with repetition.
256 acronyms
When rolling a die, what is the probability of P(7)?
Impossible event
A jar contains 6 red marbles and 10 blue marbles, all of equal size. If Dominic were to randomly select 1 marble without replacement and then select another marble from the jar, what would be the probability of selecting 2 red marbles from the jar?
1/8
The Hawthorne Mustangs have won 4 games and lost 6 games this season. Based on these results, which is the best prediction of the number of games the Mustangs must play in order to win 6 games?
What is 15
set of all possible outcomes
Sample space
Find the number of different ways the first four letters of the alphabet can be used to make a three-letter code, without repetitions of letters.
24 different ways
When tossing a coin, what is the probability of heads or tails?
1/2
Jared has a white cube and a red cube. The surfaces of each cube are numbered with a unique number from 1 to 6. If Jared tosses the cubes, what is the probability he will get 4 on the white cube and an odd number on the red cube?
1/12
describes a subset of the sample space
Event
Find the number of different ways three books can be arranged on a shelf.
6.
A jar contains 50 marbles. 18 are black, 20 are blue, 6 are green, and 6 are white. What is the probability of P(black)
9/25
In a high school auditorium, 1 junior and 2 sophomores are seated randomly together in a row. What is the probability that the 2 sophomores are seated next to each other?
2/3
Describes the relative frequency of actual observations of an event in an experiment
Empirical Probability
How many different four-digit numbers can be made using only the digits 1, 2, and 3? (Assume a digit may be repeated)
81
When rolling a die, what is the probability of not getting a 3 or a 5?
2/3
Jerry has a CD case that contains 4 country music CDs, 1 rock-and-roll CD, 2 rap CDs, and 3 Tejando CDs. What is the probability of Jerry randomly selecting a Tejano CD and then, without replacing it, randomly selecting a rap CD from his case?
1/15