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Statistics and Probability Test Review
Statistics and Probability Test Review
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Statistics and Probaility
Flashcards
37 cards
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Questions
37
Answers
1
find the mode 34,33,34,34,35,36,33,34,31
33
34
36
31
2
Probability- 2 dice are rolled. what is the probability of rolling 12 ?
\frac{1}{36}
\frac{6}{36}
\frac{2}{36}
\frac{12}{36}
3
Find the MEAN....
6
30
15
4
4
How do you find the mode?
you don't find the mode
You add up all the numbers it gives you
Find the number that comes up the most
5
What is the range of the dot plot?
0
19
14
20
6
How many times did Jack toss tails?
11
6
4
10
7
What is the RANGE of this data?
12
21
14
35
8
Find the mean: 21, 15, 10, 28, 16
16
18
20
21
9
What is the median of the scores in order? 72, 84, 84, 72, 86, 92, 80?
92
72
86
84
10
Dot Plot
90,100,75,90,85,90
90,100,75,90,85,95,90
90,100,70,90,85,95,90
90,100,75,90,85,95
11
Box and Whisker
20% B
50%
17%
25%
12
What is the probability?
6/10
6:4
6:10
3/5
13
How do you find the mean?
Find the middle number
Find the number that occurs the most
Add all the numbers together and divide by two
Add all the #s together & divide by how many #s there are
14
What is the range of the data: 12, 13,13, 14, 14, 15, 16, 18, 13, 19, 12, 13?
2
7
6
4
15
What is the median? (24, 26, 17, 10, 27, 26, 19, 20)
27
24
26
22
16
What is the probability of the spinner landing on red or blue?
3 out of 8
3 out of 10
3 out of 5
5 out of 8
17
What is the probability of rolling a 5 twice in a row on a six-sided number cube?
1/6 or 16.7%
1/36 or 2.8%
2/36 or 5.6%
1/12 or 8.3%
18
Which letter is impossible to take
K
R
N
F
19
Find the mean (average) of 3,7,6,4
5
6
7
8
20
What is the probability of NOT picking a blue marble?
8 out of 10
2 out of 8
2 out of 10
8 out of 2
21
What is the experimental probability that Jack's coin landed on heads?
\frac{5}{10}
\frac{4}{6}
\frac{2}{5}
\frac{3}{5}
22
What is the probability of picking a yellow marble?
1 out of 9
5 out of 10
1 out of 10
9 out of 10
23
What does each dot represent in the dot plot?
anacondas
rattle snake
1 snake
2 snakes
24
What is the probability?
Certain
6/6
1
100%
25
What letter is most likely to be taken?
M
F
B
O
26
2 dice toss, Probability (>10) = ?
11/36
3/36
6/36
10/36
27
How many times did Jack toss the coin?
6
9
4
10
28
What is the probability go the spinner landing on blue?
2 out of 4
3 out of four
1 out of 4
impossible
29
Which fruit is impossible to choose from this group?
apple
pineapple
grapes
orange
30
Which fruit is most likely to be chosen?
bananas
pineapple
strawberries
apple
31
Dot Plots
B
C
D
A
32
Find the mean of the numbers: 12, 18, 16, 24, 34, 40
18
16
32
24
33
What is the median of the data: 6, 7, 12 , 9, 13, 5, 20?
12
7
9
13
34
What is the probability of the spinner landing on red?
2 out of 4
3 out of 4
impossible
1 of out 4
35
What is the median of the data: 7,9, 10, 4, 13, 19, 13, 8, 21?
13
19
10
9
36
Two coins are tossed. What is the probability that both land on “heads”?
1/2 or 50%
2/10 or 20%
1/4 or 25%
2/2 or 100%
37
What is the probability?
2/5
10/25
15/25
3/5
