Vocab
Classical Probability
Addition Rules
Multiplication Rules
Combination/Permutation
100
This is the sum of the probabilities of the events in the sample space
What is 1
100
When a card is drawn from a deck, the probability of getting a 4
What is 1/13
100
A dice is rolled, the probability of rolling a 2 or 4 is this.
What is 2/6 or 1/3
100
When a card is drawn from a deck, the probability that a 5 and a heart is this
What is 1/52
100
This is the number of combinations of 4 objects taken 2 at a time
What is 6
200
These are events that cannot occur at the same time
What is mutually exclusive
200
This is the probability of the event not happening, when the probability of it happening is 0.42
What is 0.58
200
Daily Double
What is the probability of rolling a 7 with 2 dice?
200
At a local university 54.3% of incoming first-year students have computers. 3 students are selected at random and this is the probability they all have computer
What is 0.1601
200
This is the number of permutations of 4 objects taken two at a time.
What is 12
300
The complement of guessing 5 correct answers on a 5 - question true/false exam
What is Guessing that at least 1 incorrect answer
300
This is the probability of getting a sum of 16 when two dice are rolled
What is 0
300
The number of multiple births in the US for a recent year indicated that there were 128,665 sets of twins, 7110 sets of triplets, 468 sets of quadruplets, and 85 sets of quintuplets. One set of siblings is chosen at random and this is the probability that it represented quads or quints.
What is 0.004
300
Daily Double
You deal yourself 2 cards from a 52 card deck, what is the probability that they are both aces?
300
A buyer decides to stock 8 different posters. This is how many ways she can select these 8 if there are 20 to choose from.
What is 125,970
400
The number in the sample space when two dice are rolled
What is 36
400
There are 12 blue shirts, 8 green, 4 grey, and 7 black. This is the probability that you randomly chose a non-black shirt
What is 24/31
400
At a community swimming pool there are 2 managers, 8 lifeguards, 3 concession stand clerks, and 2 maintenance people. A person is selected at random and this is the probability that the person is either a lifeguard or a manager.
What is 2/3
400
In a department store there are 120 customers, 90 of whom will buy at least 1 item. 5 customers are selected at random, one by one. This is the probability that all will buy at least 1 item.
What is 243/1024
400
Anderson Research Company decides to test-market a product in 6 areas. This is how many different ways 3 areas can be selected in a certain order for the test.
What is 120
500
You use this when objects are arranged in a specific order
What is Permutation
500
When a card is drawn, this is the probability that you get a card less than 6 (Ace is considered high)
What is 4/13
500
In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of the juniors are males. A student is selected at random and this is the probability of selecting a junior or a senior.
What is 1
500
Four cards are drawn from a deck of 52 cards and not replaced. This is the probability of getting at least 1 club.
What is 14498/20825
500
In a board of directors composed of 8 people, this is how many ways one can select one chief executive officer, one director, and one treasure.
What is 336
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