(06.05)
The table shows music preferences:
Which of the following are possible positive associations or observations?
Pop music is the most popular music for each category of students.The largest difference in conditional relative frequency between males and females is for pop music.Male and female students have the same conditional relative frequency for jazz music.The largest difference in conditional relative frequency between males and females is for rap music.
(06.05)
The table shows preferences of dancing or playing sports for male and female students:
Which of the following are possible positive associations or observations?
Male and female students have the same conditional relative frequency of 32 for playing sports.The conditional relative frequencies for dancing and playing sports are the same: 64 out of 128 = 50%.For the condition of female students there is a high positive association for dancing of 81%.For the condition of dancing there is a high positive association for female students of 81%.
(06.05)
The table shows vacation preferences of families with children under 16 and over 16:
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?
She should have divided 57 by 152: 37.5%She should have divided 12 by 57: 21%She should have divided 45 by 57: 79%She should have divided 45 by 82: 55%
(06.05)
Male and female students were asked at which location they would most want to vacation. They had the following preferences:
New YorkRow totals
Which of the following is a two-way conditional frequency table for gender?
New York
New YorkRow totals
New YorkRow totals
(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 9-10Rap: 40; Rock: 30; Country: 55
Grades 11-12Rap: 60; Rock: 25; Country: 35
Which of the following is a correct two-way frequency table for the data?
(06.05)
High school students and college students were surveyed to see what type of movies they prefer. The results are as follows:
High schoolAction: 26; Drama: 14; Comedy: 22
CollegeAction: 20; Drama: 28; Comedy: 18
Which of the following is a correct two-way relative frequency table for the data?
(06.05)
Using the following table what term best describes the entry of 62%?
New YorkRow totals
Joint frequencyJoint relative frequencyMarginal frequencyMarginal relative frequency