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Probability Review Flashcards | StudBud
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Probability Review
Probability Review
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Questions
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Answers
1
True or False. Experimental probability is what we expect to happen.
False
True
2
What is theoretical probability?
What we expect to happen
What actually happens
Probability of events never happening
3
What theory tells us how many possible outcomes there are for compound events?
Fundamental Counting Theory
Finding Probability Theory
Compound Event Theory
Big Bang Theory
4
What is the chance of a dice landing on 1?
1/4
1/2
5/6
1/6
5
What is the probability of selecting a blue vehicle?
2/9
1/4
1/3
1/6
6
How many combinations can be made from 4 different people and 8 different desserts?
24 combinations
20 combinations
32 combinations
16 combinations
7
What is the probabilty of choosing a black card, not replacing it, and then picking a red card?
1/2
1/4
13/51
13/50
8
What is the probability of the spinner landing on a red or yellow section?
3/5
1/5
1/6
2/5
9
If we were to ask 200 people, how many would we expect to choose pop music?
20 people
30 people
100 people
50 people
10
What is the experimental probability of picking heavy metal music?
3/20
1/2
1/4
7/20
11
What is the likelihood of the spinner landing on a 6?
neither likely nor unlikely
1/8
unlikely
3/8
12
A coin is taken out of a bag not replaced and another one is picked. Independent or dependent?
Independent
Dependent
13
What is a compound event?
1 event
2 or more simple events occuring together
Rolling a dice
14
A player reaches base 25% of the time. How many times should he reach 1st base in 50 at bats?
25 times
20 times
1 time
10 times
15
What is the likelihood of a coin landing on tails?
Neither likely not unlikely
Unlikely
Impossible
Likely
16
What type of music are people most likely to choose?
Pop
Heavy Metal
Classical
Rock
17
What is the likelihood of a dice landing on the number 3?
Neither Likely nor Unlikely
Certain
Likely
Unlikely
18
What is the probability of not landing on a 4?
3/8
7/8
1/4
1/8
19
If the probability of an event is 1, what is it's likelihood?
Unlikely
Likely
Certain
Neither likely nor unlikely
20
How many combinations can be made from 2 red shirts, 2 blue shirts, and 2 pairs of brown pants?
8 combinations
4 combinations
6 combinations
12 combinations
21
If we spin the spinner 100 times how many times would we expect it to land on a green section?
5
15
20
40
22
If a dice was rolled 360 times how many times would we expect it to land on a 1?
60
300
40
20
23
2400 items are sold and expect 6% to be returned. How many items do they expect to be returned?
6 items
134 items
400 items
144 items
