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