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