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- 1. Math Response
There are 45 people working in a particular building. A survey on dietary habits is conducted by giving every third person in the building a questionnaire to fill out. From the questionnaire, the researcher obtains a score on the dietary habits of the 15 people.
What is the number of members in the population?
- 2. Multiple Choice
Odyssey School wants to choose a new school mascot. They decide to take a survey to make the determination of what the new mascot will be. Which sample is best for this task?
Ms. Jackson's 3rd period gym class
The chess club
The varsity football team
5 boys and 5 girls from each grade level
- 3. Multiple Choice
A study is done to determine the attitudes of male university students towards careers. The researcher interviews 100 of the male students enrolled in a first-year course at the university. What is the sample in this situation?
Male University Students
The 100 male students interviewed
The male students taking the course
All university students
- 4. Multiple Choice
Angela is conducting research about the most common pet owned by residents in her town.
Plan A: Telephone every fifth person whose name appears in the town telephone directory.
Plan B: Ask individuals who walk their dog in a local park.
Which plan should Angela select?
Plan A
Plan B
NEITHER Plan works.
Both Plans work.
- 5. Multiple Choice
A researcher plans a study to look at the depth of cheating in high school on tests/exams. She obtains a random sample of 100 honor students as they leave an honors banquet. 99 of them agree to participate in the questionnaire. Which of the following statements are true?
The high response rate would indicate no bias is present.
Being a random sample would indicate that this is a survey that will give good results.
Selection bias makes this a poorly designed survey.
All three are true.
- 6. Multiple Choice
The student council at a local high school is collecting data to determine the top ten favorite songs of the students in the school. Which of the following methods represents stratified sampling?
interview every second student who arrives at school Monday morning
randomly interview 10% of students from each grade
survey all the students in grade 9
invite students to fill in a survey and return it
- 7. Multiple Choice
Which type of study is best to use to determine the average speed of a 777 Jetliner?
Observational Study
Sample Survey
Experiment
Random Sample
- 8. Multiple Choice
Which type of study is best to use to determine the favorite TV show on a Monday night?
Sample Survey
Experiment
Observational Study
Margin of Error
- 9. Multiple Choice
To collect data about the kinds of pets people own, Rebecca interviews everyone who brings their pet to a local Animal Hospital. What type of sample does this represent?
Simple Random Sample
Stratified Random Sample
Convenience Sample
Cluster Random Sample
- 10. Multiple Choice
Monkeys with Monkey Pox are randomly divided into 2 groups. One group is given a 500-mg. dose of the new drug that is believed to contain the Monkey Pox virus, and the other group is given a 100-mg dose of the new drug. After 6 months, the results of the two groups are compared. What type of study is described?
Experiment
Sample Survey
Observational Study
Questionnaire
- 11. Multiple Choice
A battery manufacturer wants to determine how long its batteries will last. They assign a number to each battery produced and have a computer randomly select the batteries to be tested. What type of sample does this represent?
Simple Random Sample
Stratified Sample
Clustered Sample
Self-Selective Sample
- 12. Multiple Choice
A light bulb manufacturer wants to determine how long its light bulbs will burn. They decide to test every 50th light bulb produced. What type of sample does this represent?
Simple Random Sample
Stratified Random Sample
Systematic Random Sample
Convenient Sample
- 13. Multiple Choice
A company preparing to throw its annual Christmas party is collecting data to determine the top ten favorite foods of all the employees in the company. Which of the following methods represents clustered sampling?
interview every second employee who arrives at work Monday morning
invite employees to fill in a survey and return it
randomly interview 10% of employees from each department
survey all the employees in the Shipping Department
- 14. Drop Down
A margin of error is sometimes reported along with the results of a survey. An unbiased poll of 900 voters found that 62% favored raising the driving age. The margin of error was ±4%. The maximum percentage value is (a) and the minimum value is (b) .
6658 - 15. Match
Match the following types of studies to their stories.
Sample Survey
A researcher gathered a group of people and divided them into two groups. One group got daily vitamin supplements and the other did not. After 1 year the researcher compared the health of the two groups.
Experiment
Among a group of women aged 65 and older who were tracked for several years, those who had a vitamin B12 deficiency were twice as likely to suffer severe depression as those who did not.
Observational Study
At the end of the semester, a teacher provides an optional Google Form for feedback from their students so they can improve their instructional practices.
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