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Probability and Statistics review Flashcards | StudBud
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Probability and Statistics review
Probability and Statistics review
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Probability and Statistics review
Flashcards
22 cards
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Practice quiz
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Questions
22
Answers
1
What's the mean absolute deviation?
0.67
0.8
0.58
0.72
2
What is the experimental probability for rolling a number greater than 3?
3/10
2/5
1/10
4/5
3
What is the theoretical probability for rolling a number less than 3 on a die
4/6
2/6
3/6
1/6
4
What is the median, lower quartile, and interquartile range?
median: 5, lower quartile: 2, IQ range: 5
median: 5, lower quartile: 1, IQ range: 5
median: 7, lower quartile: 2, IQ range: 5
median: 2, lower quartile: 5, IQ range: 3
5
What is the mean score for Lindsey’s class?
80.2
78
79.1
75
6
There are 1200 students in the school. About how many votes can candidate B expect to receive?
612
384
204
64
7
What is the mode score for Lindsey’s class?
62
50
80
99
8
What is the probability of rolling an odd number or a number greater than 2 on a die?
5/12
5/6
2/3
1/3
9
A jar contains 16 red, 28 blue, 17 black, and one yellow marble. What's the probability of red?
14/31
8/31
17/62
1/62
10
What is the lower quartile?
3
7
4
6
11
You made 4 out of 20 hits at bat. Predict how many hits you will make if you bat 120 times.
4
600
24
20
12
What is the upper quartile?
6
7
4
3
13
What is the theoretical probability for rolling a 2 on a die
1/6
2/6
1/2
3/6
14
What is the experimental probability for rolling a 2?
2/5
2/10
1/10
4/5
15
Use experimental probability to predict how many fish in the pond are striped.
200
50
80
100
16
How many defective donuts will be produced during the bakers shift?
0.1
20
10
40
17
There are 1200 students in the school. About how many votes can candidate C expect to receive?
34
612
384
204
18
What is the median score for Lindsey’s class?
85
79
80
75
19
What is the interquartile range?
3
4
6
7
20
Estimate the number of dolphins in the area.
75
188
30
45
21
What's the mean?
18.83
19.1
18.5
17.3
22
What's the probability that the first 2 cards drawn from a deck will be red? (with replacement)
1/2
2/52
1/3
1/4
