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7th Grade Probability and Statistic Review Flashcards | StudBud
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7th Grade Probability and Statistic Review
7th Grade Probability and Statistic Review
30 terms
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Review of simple single event probability and statistics #math #probability #mathletes
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
You roll a number cube, what is the probability that you get an even number (2, 4, or 6)?
1/6
1/2
3/4
1/3
2
Probability to draw a 4 from a deck of cards is 1/13. What is the probability to not draw a 4?
12/13
2/13
1/2
4/13
3
What is the probability that you draw a red card?
1/2
1/3
Certain
1/4
4
What is the probability of selecting a gray marble?
2/7
4/7
3/4
1/7
5
What is the probability of selecting a black heart?
1/4
Impossible
1/2
1/3
6
What is the median for the data; 6, 13, 6, 5, 10, 2?
6
5.5
<p>10</p>
5
7
What is the probability that you spin and land on blue?
1/4
1/2
Certain
1/3
8
Probability to select gray is 4/7. What is the probability to not select gray?
5/7
2/7
1/7
3/7
9
You flip a coin 10 times. How many times should you expect to get heads?
5
10
8
2
10
What is the probability of drawing a white marble?
2/7
2/5
4/7
1/7
11
Do you have an equally likely chance of landing on red as you do landing on blue?
No
Yes
12
If Mr. Miller selects a student atrandom, what is the probability that he will select a male?
70%
40%
30%
60%
13
What is the mode for the data; 6, 13, 6, 5, 10, 2?
5
6
No mode
2
14
You got heads the last three flips. How likely are you to get tails on your next flip?
I should expect to get tails.
I still have an the same chances of getting heads or tails.
15
A reporter asked 75 randomly selected students if they would be traveling over spring break.
64 students
10 students
58 students
116 students
16
What is the probability of spinning and landing on red?
Certain
1/2
1/3
1/4
17
What is the probability that you will spin and land on red, green, blue, or orange?
Certain
1/2
1/3
1/4
18
What is the probability to not land on red?
1/3
1/2
3/4
1/4
19
What is the probability that you roll a 7?
1/2
1/3
impossible
5/6
20
Which of the following describes the probability of rolling a factor of 32 on a number cube?
Equal
Certain
Impossible
Unlikely
21
You roll a number cube. Which of the following is not a possible outcome?
6
7
2
4
22
How are you going to do on the TNReady test?
Awesome
Fabulous
Unbelievable
Terrific
23
What is the range for the data; 6, 13, 6, 5, 10, 2?
4
10
6
11
24
What is the probability that you roll a 4 or 5?
5/6
1/3
1/6
Impossible
25
What is the probability of selecting a diamond?
1/3
1/4
Impossible
1/2
26
How much greater isthe median weight of the dogs in Pet Store 2 than in Pet Store 1?
<p>5 lbs</p>
15 lbs
20 lbs
10 lbs
27
You have a bag with the pictured marbles. What colored marble are you least likely to draw?
white
They are all equally likely.
gray
black
28
Derrick surveyed students in the 7th grade about how many hours a week they spend studying.
50%of 7th grade students study for more than 16 hr per week
7th grade students study for a median of 22 hoursper week
75%of 7th gradestudents study for less than 26 hours a week
25% of 7th grade studentsstudy for less than 16 hours a week
29
What is the mean for the data; 6, 13, 6, 5, 10, 2?
7
13
10
6
30
What color marble are you most likely to draw?
Black
They are all equally likely.
Gray
White
