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WAM 36

Total questions: 81

Worksheet time: 6hrs 1mins

Name
Class
Date
1.

John plotted points on a graph to see if there was a relationship. Then he drew a line of best fit based on the fact that his line went through the most points possible.

Decide whether which statements are False.

a)

John's line of best fit is correct.

b)

John's line of best fit should be higher to be closer to all of the points.

c)

John's line of best fit should be lower so that it will go through more points.

2.

Given the following data, create a two-way frequency table for students who like apples and bananas: - 10 students like both apples and bananas - 5 students like only apples - 8 students like only bananas - 7 students do not like either How many students were surveyed in total?

a)

20

b)

25

c)

30

d)

35

3.

What is the marginal frequency of students who like apples, given the following two-way frequency table? | Preference | Apples | Bananas | Total | |------------|--------|---------|-------| | Like | 12 | 15 | 27 | | Dislike | 8 | 5 | 13 | | Total | 20 | 20 | 40 |

a)

12

b)

20

c)

27

d)

40

4.

In a survey of 50 people about their preference for two TV shows, 20 people liked both shows, 15 liked only the first show, and 5 liked only the second show. How many people did not like either show?

a)

5

b)

10

c)

15

d)

20

5.

Given the following two-way frequency table, what is the marginal frequency of people who dislike bananas? | Preference | Apples | Bananas | Total | |------------|--------|---------|-------| | Like | 18 | 22 | 40 | | Dislike | 12 | 8 | 20 | | Total | 30 | 30 | 60 |

a)

8

b)

12

c)

20

d)

30

6.

If a two-way frequency table includes the categories "Owns a Pet" and "Likes to Read" with a total of 100 respondents, and 40 respondents like to read but do not own a pet, what is the marginal frequency of respondents who do not own a pet?

a)

Cannot be determined from the given information

b)

40

c)

60

d)

100

7.

Identify the association between two variables in a two-way frequency table if 90% of people who like chocolate also like ice cream, but only 10% of people who do not like chocolate like ice cream.

a)

Positive association

b)

Negative association

c)

No association

d)

Cannot be determined

8.

How do you calculate the marginal frequency in a two-way frequency table?

a)

Add up the values in a row or column

b)

Multiply the values in a row or column

c)

Divide the total by the number of categories

d)

Subtract the smallest value in the table from the largest

9.

Given a two-way frequency table showing the number of students who passed or failed a test in two different classes, if 15 students passed in Class A and 10 students passed in Class B, what is the marginal frequency of students who passed?

a)

15

b)

10

c)

25

d)

Cannot be determined without knowing the number of students who failed

10.

In a two-way frequency table that categorizes people by age group and whether they prefer tea or coffee, if the marginal frequency of people preferring tea is 70 and the total number of respondents is 150, what is the marginal frequency of people preferring coffee?

a)

70

b)

80

c)

150

d)

Cannot be determined from the given information

11.

What does it mean if there is a strong association between two variables in a two-way frequency table?

a)

The variables are unrelated

b)

One variable causes changes in the other

c)

There is a noticeable pattern in how the categories of one variable relate to the categories of the other

d)

The variables must be numerical

12.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
13.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
14.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
15.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
16.
What percent of the total population surveyed were electrical engineers that like math?
a)
33.9%
b)
48.6%
c)
16.5%
d)
21.7%
17.
What percent of people who play an instrument do not play a team sport?
a)
80%
b)
27.2%
c)
40%
d)
90.1%
18.
What percent of people who bought no food purchased water?
a)
14.3%
b)
33.3%
c)
5%
d)
41.1%
19.
What is the percentage of students that are between the ages 10 - 13 and eat breakfast?
a)
About 33%
b)
About 50%
c)
About 40%
d)
About 44%
20.
What is the relative frequency of people that purchased no food?
a)
10%
b)
60%
c)
15%
d)
30%
21.
The table shows the different types of engineers and the subject they liked most.  What percentage of people surveyed were chemical engineers who preferred math?
a)
16.5%
b)
33.1%
c)
17.6%
d)
15.5%
22.
How many chemical engineers chose Science as their favorite subject?
a)
80
b)
91
c)
171
d)
262
23.

Of the mechanical engineers surveyed, what percentage of them chose math as their favorite subject.

a)
1.91
b)
52%
c)
17%
d)
35%
24.
What percentage of the days that it rained, did they forecast no rain?
a)
About 20%
b)
About 18%
c)
About 14%
d)
About 12%
25.
What percentage of the students were boys?
a)
20%
b)
25%
c)
40%
d)
50%
26.
What percentage of girls have blonde hair?
a)
30%
b)
32%
c)
29%
d)
40%
27.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
28.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
29.
Of the times when the forecast called for rain, what is the percentage that it actually rained?
a)
About 90%
b)
About 50%
c)
About 70%
d)
About 80%
30.

How many male students were surveyed?

a)

30

b)

29

c)

50

d)

59

31.

What number should go in the blue box?

a)

21

b)

135

c)

19

d)

22

32.

What percent of female athletes surveyed play basketball?

a)

16%

b)

52%

c)

23%

d)

31%

33.

What percent of basketball players are female?

a)

16%

b)

52%

c)

31%

d)

36%

34.

How many athletes were surveyed in all?

a)

50

b)

150

c)

100

d)

200

35.

This table shows the number of female and male students in each science class. How many students are taking biology?

a)

18

b)

8

c)

80

d)

26

36.

How many female students are taking physics?

a)

14

b)

19

c)

33

d)

24

37.

How many male students were surveyed?

a)

23

b)

47

c)

80

d)

33

38.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
39.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
40.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
41.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
42.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
43.
How many sophomores like burritos and pizza?
a)
6
b)
5
c)
11
d)
50
44.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
45.
What percent of people who play an instrument do not play a team sport?
a)
80%
b)
27.2%
c)
40%
d)
90.1%
46.
What percent of people who bought no food purchased water?
a)
14.3%
b)
33.3%
c)
5%
d)
41.1%
47.

What percent of people who attended the basketball game also attended the school play?

a)

38%

b)

47%

c)

25%

d)

54%

48.

What number should go in the blue box?

a)

21

b)

135

c)

19

d)

22

49.

How many total people were surveyed?

a)

78

b)

22

c)

70

d)

100

50.
How many females were surveyed?
a)
10
b)
16
c)
26
d)
14
51.
What was the most popular party type?
a)
Bowling
b)
Skating
c)
Dancing
d)
Total
52.

What percent of all students were females who prefer football?

a)

16%

b)

80%

c)

8%

d)

12%

53.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
54.

What percentage of students skip breakfast?

a)

48%

b)

27%

c)

16%

d)

60%

55.
What percentage of the students have brown hair?
a)
25%
b)
60%
c)
45%
d)
50%
56.
What percentage of the boys had red hair?
a)
5%
b)
10%
c)
12%
d)
4%
57.
How many engineers chose Math?
a)
254
b)
262
c)
171
d)
516
58.
How many students play an instrument and play a team sport?
a)
3
b)
8
c)
2
d)
11
59.

How many total did not attend the school play?

a)

63

b)

15

c)

78

d)

221

60.

How many attended the basketball game but did not attend the school play?

a)

63

b)

55

c)

118

d)

88

61.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
62.
According to the two-way table, a person who plays an instrument is most likely to:
a)
Not play an instrument
b)
Not play a team sport
c)
Play a team sport
d)
All of the above
63.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
64.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
65.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
66.
What percent of the total population surveyed were electrical engineers that like math?
a)
33.9%
b)
48.6%
c)
16.5%
d)
21.7%
67.
What percent of people who play an instrument do not play a team sport?
a)
80%
b)
27.2%
c)
40%
d)
90.1%
68.
What percent of people who bought no food purchased water?
a)
14.3%
b)
33.3%
c)
5%
d)
41.1%
69.
What is the percentage of students that are between the ages 10 - 13 and eat breakfast?
a)
About 33%
b)
About 50%
c)
About 40%
d)
About 44%
70.
What is the relative frequency of people that purchased no food?
a)
10%
b)
60%
c)
15%
d)
30%
71.
The table shows the different types of engineers and the subject they liked most.  What percentage of people surveyed were chemical engineers who preferred math?
a)
16.5%
b)
33.1%
c)
17.6%
d)
15.5%
72.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
73.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
74.
How many people purchased no food and no drink?
a)
60
b)
10
c)
20
d)
200
75.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
76.
What percent of the total population surveyed were electrical engineers that like math?
a)
33.9%
b)
48.6%
c)
16.5%
d)
21.7%
77.
What percent of people who play an instrument do not play a team sport?
a)
80%
b)
27.2%
c)
40%
d)
90.1%
78.
What percent of people who bought no food purchased water?
a)
14.3%
b)
33.3%
c)
5%
d)
41.1%
79.
What is the percentage of students that are between the ages 10 - 13 and eat breakfast?
a)
About 33%
b)
About 50%
c)
About 40%
d)
About 44%
80.
What is the relative frequency of people that purchased no food?
a)
10%
b)
60%
c)
15%
d)
30%
81.
The table shows the different types of engineers and the subject they liked most.  What percentage of people surveyed were chemical engineers who preferred math?
a)
16.5%
b)
33.1%
c)
17.6%
d)
15.5%