Question 1 (Multiple Choice Worth 1 points)
(06.05)
The table shows music preferences:
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What type of music do you prefer?
Pop
Classical
Rap
Jazz
Rock
Row totals
Male student
80
60
80
70
100
390
Female student
200
150
20
70
50
490
Column totals
280
210
100
140
150
880
Which of the following are possible positive associations or observations?
Question 2 (Multiple Choice Worth 1 points)
(06.05)
The table shows preferences of dancing or playing sports for male and female students:
Do you prefer dancing or playing sports?
Playing sports
Dancing
Row totals
Male students
32
12
44
Female students
32
52
84
Column totals
64
64
128
Which of the following are possible positive associations or observations?
Question 3 (Multiple Choice Worth 1 points)
(06.05)
The table shows vacation preferences of families with children under 16 and over 16:
Summer vacation
Camping
Traveling out of state
Activities in local area
Row totals
At least one child under 16
22
12
36
70
All children 16 or older
17
45
20
82
Column totals
39
57
56
152
Sharon mistakenly calculated the marginal relative frequency for traveling out of state to be 57 out of 100 or 57%. What should Sharon have done, and what is the correct answer?
Question 4 (Multiple Choice Worth 2 points)
(06.05)
Male and female students were asked at which location they would most want to vacation. They had the following preferences:
Which location would you most like to visit?
Aspen, Colorado
New York,New York
Row totals
Male students
0.22
0.28
0.50
Female students
0.16
0.34
0.50
Column totals
0.38
0.62
1
Which of the following is a two-way conditional frequency table for gender?
Which location would you most like to visit?
Aspen, Colorado
New York,New York
Male students
0.58
0.45
Female students
0.42
0.55
Column totals
1
1
Which location would you most like to visit?
Aspen, Colorado
New York,New York
Row totals
Male students
22%
28%
50%
Female students
16%
34%
50%
Column totals
38%
62%
100%
Which location would you most like to visit?
Aspen, Colorado
New York,New York
Row totals
Male students
44
56
100
Female students
32
68
100
Column totals
76
124
200
Which location would you most like to visit?
Aspen, Colorado
New York, New York
Row totals
Male students
0.44
0.56
1
Female students
0.32
0.68
1
Question 5 (Multiple Choice Worth 2 points)
(06.05)
High school students from grades 9-10 and 11-12 were asked to choose the kind of band to have play at a school dance: rap, rock, or country.
Their choices were as follows:Grades 9-10—Rap: 40; Rock: 30; Country: 55Grades 11-12—Rap: 60; Rock: 25; Country: 35
Which of the following is a correct two-way frequency table for the data?
Band preference for school dance
Rap
Rock
Country
Row totals
Grades 9-10
0.28
0.21
0.38
0.86
Grades 11-12
0.41
0.17
0.24
0.83
Column totals
0.69
0.38
0.62
1
Band preference for school dance
Rap
Rock
Country
Row totals
Grades 9-10
0.40
0.55
0.61
0.86
Grades 11-12
0.60
0.45
0.39
0.83
Column totals
1
1
1
1
Band preference for school dance
Rap
Rock
Country
Row totals
Grades 9-10
40
30
55
125
Grades 11-12
60
25
35
120
Column totals
100
55
90
245
Band preference for school dance
Rap
Rock
Country
Row totals
Grades 9-10
0.32
0.24
0.44
1
Grades 11-12
0.50
0.21
0.29
1
Column totals
0.69
0.38
0.62
1
Question 6 (Multiple Choice Worth 2 points)
(06.05)
High school students and college students were surveyed to see what type of movies they prefer. The results are as follows:
High school—Action: 26; Drama: 14; Comedy: 22College—Action: 20; Drama: 28; Comedy: 18
Which of the following is a correct two-way relative frequency table for the data?
Movie Preference
Action
Drama
Comedy
Row totals
High School
26
14
22
62
College
20
28
18
66
Column totals
46
42
40
128
Movie Preference
Action
Drama
Comedy
Row totals
High School
0.57
0.33
0.55
0.48
College
0.43
0.67
0.45
0.52
Column totals
1
1
1
1
Movie Preference
Action
Drama
Comedy
Row totals
High School
0.42
0.23
0.35
1
College
0.30
0.42
0.27
1
Column totals
0.36
0.33
0.31
1
Movie Preference
Action
Drama
Comedy
Row totals
High School
0.20
0.11
0.17
0.48
College
0.16
0.22
0.14
0.52
Column totals
0.36
0.33
0.31
1
Question 7 (Multiple Choice Worth 1 points)
(06.05)
Using the following table, what term best describes the entry of 62%?
Which location would you most like to visit?
Aspen, Colorado
New York,New York
Row totals
Male students
22%
28%
50%
Female students
16%
34%
50%
Column totals
38%
62%
100%
