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7th Grade Statistics and Probability Flashcards | StudBud
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7th Grade Statistics and Probability
7th Grade Statistics and Probability
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#7thGradeSimpleProbability #7thGradeStatistics
Flashcards
13 cards
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Questions
13
Answers
1
An ordinary six-sided die is rolled. What is P(greater than four)?
1/2
2/3
1/3
1/6
2
If you spin the spinner shown, what is
P
(red or blue)?
0
1/2
1/4
3/4
3
A set of counters is numbered 1-12. You draw one without looking. What is P(less than 4)?
1/3
1/4
1/6
1/12
4
Find the median of 2, 88, 87, 85, 88
88
70
87
2
5
A student color survey showed the p(red) = .375 There are 600 students, how many prefer red?
240
200
320
225
6
If Emma scored a 90,78, and 72 on tests, what grade does she need to achieve an mean of 85?
82
85
100
94
7
140 children play Baseball. See table. 1 child is picked randomly. Find P(
not
9 years old)
104/140
0.74
26/35
36/140
8
A number cube is marked with numbers 1-6 on its faces. If you roll the cube once, what is
P
(2)?
1/6
1/3
1/2
2
9
Find the range of {2, 6, 85, 1, 50, 87, 88, 88, 30}
2
70
87
88
10
Find the mode of 2, 85, 87, 88, 88
70
87
88
2
11
The double dot plot shows wait time in minutes. Which ride typically has a longer wait time?
Rocket Blast
No inference can be made from the graph.
Topsy Turvy
The wait times are the same for both rides.
12
Jack knows 35 of 50 kids prefer chocolate milk. If 200 kids buy milk, how many buy chocolate
200
35
140
60
13
Find the mean of 2, 85, 87, 88, 88
2
87
70
88
