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WorksheetsUnit 9 Pre-Test
Total questions: 73
Worksheet time: 2hrs 51mins
Name
Class
Date
1.
A number is randomly selected from 0-10. What is the probability the number selected is greater than 5?
a)
1/2
b)
3/5
c)
2/5
d)
5/11
2.
The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?
a)
2/18
b)
1/9
c)
2/20
d)
1/10
3.
The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?
a)
2/7
b)
5/49
c)
5/7
d)
10/49
4.
What is the probability of spinning an even number?
a)
16 2/3%
b)
33 1/3%
c)
50%
d)
75%
5.
The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a "M"?
a)
8/121
b)
4/11
c)
2/11
d)
4/121
6.
What is the probability of drawing a black ace when drawing a card at random from a deck of 52 playing cards?
a)
1/50
b)
1/26
c)
2/39
d)
1/13
7.
Determine the likelihood of the following event:
Drawing a red card from a standard deck of cards
Drawing a red card from a standard deck of cards
a)
1/2
b)
13/52
c)
1/4
d)
4/52
8.
What is the probability of drawing a black 5 from a standard deck of playing cards?
a)
1/2
b)
4/52
c)
1/13
d)
1/26
9.
Probability of:
Spinning a 5
Drawing an C
Spinning a 5
Drawing an C
a)
0 - there isn't a 5
b)
1/4
c)
1/8
d)
1/16
10.
Mrs. Mullins is using a random number generator to call students. It uses the numbers 1-30. What is the probability that it will pick the number 8 two times in a row?
a)
8/100
b)
1/15
c)
1/900
d)
1/8
11.
A magician is doing a card trick using a standard deck of cards. What is the probability that he will pull a jack, followed by a queen?
(Without replacement)
(Without replacement)
a)
1/13
b)
4/663
c)
4/13
d)
1/104
12.
Mr. Enstrom flipped a coin onto a black and red checkerboard. What is the probability that it will land heads up on a black square?
a)
1/2
b)
1/4
c)
1/8
d)
1/16
13.
What is the probability of selecting an orange candy?
a)
0%
b)
25%
c)
50%
d)
100%
14.
Find the probability of flipping a heads on a coin, and then getting the color yellow on a spinner with 6 colors.
a)
1/12
b)
2/9
c)
3/7
d)
7/19
15.
A bag contains 2 blue marbles, 3 black marbles, and 5 red marbles. If Mrs. Govande pulls two marbles without replacement, what is the probability of picking a blue and then a red marble?
a)
1/9
b)
1/5
c)
1/10
d)
2/5
16.
What is the MEAN of the following set of test scores?
84 91 75 97 79 83 87 90 63 71
84 91 75 97 79 83 87 90 63 71
a)
63
b)
71
c)
82
d)
95
17.
What is the MODE of the following set of data?
12 9 23 14 9 6 15 17 12 9
12 9 23 14 9 6 15 17 12 9
a)
9
b)
6
c)
23
d)
16
18.
What is the Median of the following set of numbers?
8 9 3 1 2 2 8 8 5
8 9 3 1 2 2 8 8 5
a)
1
b)
5
c)
8
d)
9
19.
What is the range of the set of data listed below?
10 6 15 19 3 24 17 5 21 17
10 6 15 19 3 24 17 5 21 17
a)
14
b)
3
c)
17
d)
21
20.
Is there an outlier in this data below? If so, which one is it?
72 78 65 87 81 78 41 69 88 74
72 78 65 87 81 78 41 69 88 74
a)
No Outlier
b)
Yes, it is 88
c)
Yes, it is 78
d)
Yes, it is 41
21.
How many employees are there that make between $33,000 and $43,000
a)
250
b)
500
c)
550
d)
750
22.
What is the range?
a)
average
b)
biggest-smallest
c)
the middle #
d)
# happening the most
23.
What is the mode?
a)
# occurring the most
b)
the average
c)
biggest - smallest
d)
the middle #
24.
What is the mode in the set of data?
2,2,2,4,4,5,6,6,6,7
2,2,2,4,4,5,6,6,6,7
a)
2
b)
6
c)
2 and 6
d)
2,4, and 6
25.
33, 25, 42, 25, 31, 37, 46, 29, 38
What is the interquartile range of the data?
What is the interquartile range of the data?
a)
8
b)
9
c)
13
d)
21
26.
How many students have more than 1,000 songs on their MP3 player?
a)
5
b)
16
c)
10
d)
4
27.
Which interval shows the greatest number of pets?
a)
15-19
b)
0-4
c)
5-9
d)
10-14
28.
How many cities have temperatures between 70 degrees and 99 degrees?
a)
44
b)
34
c)
26
d)
62
29.
How many students scored more than 80%?
a)
10
b)
13
c)
7
d)
15
30.
Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?
a)
193
b)
127
c)
60
d)
66
31.
What is the IQR of this data set?
37 42 48 51 52 53 54 54 55
37 42 48 51 52 53 54 54 55
a)
5
b)
6
c)
8
d)
9
32.
What is the Q3 of this data set?
37 42 48 51 52 53 54 54 55
37 42 48 51 52 53 54 54 55
a)
53
b)
54
c)
54.5
d)
55
33.
What data value is the upper quartile (Q3)?
a)
64
b)
62
c)
66
d)
58
34.
Marcos wants to find out how many students at his school like to go to the movies. Which survey method is likely to produce a representative survey?
a)
Ask the boys in the boys locker room.
b)
Ask the 25 students in his homeroom class.
c)
Ask students coming out of a movie theater.
d)
Ask half of the 34 students on the soccer team.
35.
Find the correlation coefficient rounded to the nearest hundredth
a)
r = 0.974508
b)
r = 0.97
c)
r = 0.975
d)
r = 1
36.
What percentage of the data is between 40 and 150?
a)
25 %
b)
50%
c)
75%
d)
100%
37.
Which car club has the higher median?
a)
Cruisers
b)
Car Hops
38.
What is the IQR of the Cruisers?
a)
4
b)
6
39.
What day sold the most cars?
a)
Friday
b)
Saturday
c)
Sunday
d)
Monday
40.
a)
y = 8.27x + 0.16
b)
y = 0.1588x + 8.2698
c)
y = 0.16x + 8.27
d)
y = 0.16x + 8
41.
a)
1
b)
3
c)
2
d)
4
42.
Find the correlation coefficient
a)
r = .89
b)
r = .94
c)
r = .892
d)
r = .942
43.
What is the range in gas mileage for SUVs?
a)
2
b)
3
c)
4
d)
6
44.
What is the median of the data?
a)
200
b)
100
c)
90
d)
140
45.
What type of association is shown in the scatter plot?
a)
Negative
b)
no association
c)
positive
46.
What type of association is shown in the scatter plot?
a)
positive
b)
negative
c)
none
d)
all of the above
47.
What type of association is there between the variables shown on this scatter plot?
a)
Strong, Negative Association
b)
Weak, Negative Association
c)
Strong, Positive Association
d)
No Association
48.
Which scatter plot shows a linear relationship between x and y?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
49.
a)
The median score of both the classes is the same.
b)
The minimum score of both the classes is the same.
c)
Both the classes have the same value for the first quartile.
d)
Both the classes have the same value for the third quartile.
50.
Which of the following sets of data has the greatest range?
a)
4, 9, 2, 7
b)
90, 100, 120, 99
c)
1, 45, 90, 10
d)
23, 14, 19, 50
51.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
52.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
53.
According to the table, what is the relative frequency of Students ages 14 - 17 who skip breakfast?
a)
About 27%
b)
About 35%
c)
About 15%
d)
About 30%
54.
What is the relative frequency of people that purchased no food?
a)
10%
b)
60%
c)
15%
d)
30%
55.
What is the standard deviation for the data given:
{12, 13, 29, 18, 61, 35, 21}
{12, 13, 29, 18, 61, 35, 21}
a)
293.67
b)
15.87
c)
17.14
d)
41.98
56.
What color are you MOST likely to land on?
a)
pink
b)
green
c)
yellow
d)
blue
57.
Jazlyn has 4 quarters, 10 dimes, and 3 nickels in her wallet. What is the likelihood of her choosing a penny?
a)
certain
b)
likely
c)
unlikely
d)
impossible
58.
What is the likelihood of getting yellow?
a)
1 out of 12
b)
1 out of 8
c)
3 out of 12
d)
5 out of 7
59.
What is the likelihood of getting yellow?
a)
1 out of 12
b)
1 out of 8
c)
3 out of 12
d)
5 out of 7
60.
How likely is it that summer will come?
a)
Certain
b)
Likely
c)
Unlikely
d)
Impossible
e)
Equally likely
61.
How likely is it that I will see a dinosaur tomorrow?
a)
Certain
b)
Likely
c)
Unlikely
d)
Impossible
e)
Equally Likely
62.
What fraction of the rectangle is blue?
a)
1/6
b)
2/6
c)
6/2
d)
2/3
63.
What fraction is red?
a)
1/4
b)
2/4
c)
3/4
d)
4/4
64.
What is the probability of flipping a coin and getting heads?
a)
1/2
b)
1/3
c)
1/4
d)
Never, Tails never fails.
65.
What is the probability of the spinner landing on an odd number?
a)
4/8
b)
4/4
c)
1/4
d)
1/3
66.
What result is least likely?
a)
Blue
b)
Red
c)
Yellow
d)
Purple
67.
What color is least likely to be picked?
a)
Green
b)
Black
c)
Light Blue
d)
Red
68.
Which color is impossible to pick?
a)
Blue
b)
Yellow
c)
Red
d)
Purple
69.
If you were picking from a bag, which two tiles are equally likely?
a)
B and D
b)
A and D
c)
H and D
d)
M and D
70.
Where will the spinner most likely land?
a)
Blue
b)
Red
c)
Green
d)
Pink
71.
Which color marble is least likely to be pulled from the jar?
a)
Green
b)
Red
c)
Blue
72.
If a stone is dropped at random on the arrangement of tiles shown, what is the probability the stone lands on a black tile?
a)
5/9
b)
4/9
c)
1/2
d)
1/9
73.
Find the probability that a randomly chosen point in the figure lies in the shaded region.
a)
94.8%
b)
80%
c)
60%
d)
45.6%
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