WorksheetsResearch Population and Sample
Total questions: 10
Worksheet time: 8mins
1. A city council member wanted to know how her constituents felt about a planned rezoning, She randomly selected 75 names from the city phone directory and conducted a phone survey.
Identify the population and the sample.
•A. The population is everyone listed in the city phone directory; the sample is the 75 people selected.
•B. The population is the residents of the city ; the sample is the registered voters in the city.
•C. The population is registered voters in the city; the sample is everyone listed in the city phone directory.
2. Administrators at Perez National High School surveyed a random sample of 100 of their seniors to know how seniors at the school felt about the lunch offerings at the school cafeteria.
Identify the population and the sample
•A. The population is all high school seniors in the Perez, Quezon; the sample is all of the seniors at Perez National High School.
•B. The population is all students at Perez NHS; the sample is all of the seniors in Perez NHS.
•C. The population is all seniors at Perez NHS; the sample is the 100 seniors surveyed.
3. The Department of transportation wants to know about provincial vehicles that pas over a toll bridge with several lanes. A camera installed over one lane of the bridge photographs the license plate of every tenth vehicle that passes through that lane.
Identify the population and the sample
•A. The population is all of the vehicles that pass over the toll bridge; the sample is vehicles from the lane with camera.
•B. The population is all of the vehicles that pass through the lane with camera; the sample is the group with every tent vehicle that passes through the lane.
•C. The population is all of the provincial vehicles; the sample is the vehicles that pass over the toll bridge.
4. A market researcher surveys 85 people on their coffee-drinking habits. She wants to know whether people in the local region are willing to switch their regular drink to something new.
What is the sample?
•A. People in the local region.
•B. The 85 people.
•C. Society at large.
•D. The market researcher
5. Michelle runs a small company with 10 employees. She decided to pick a simple random sample of 3 employees to go on a business trip. She numbers the 0-9 and uses the random digit to select the sample.
Which employees are in the sample?
•A. 1, 0, 5
B. 1, 0, 0
•C. 2, 4,10
6. Each students at a school has a student identification number. Counselors have a computer generate 50 random identification numbers, and the students associated with those numbers are asked to take a survey.
What type of sampling is this?
A. Simple random sampling
B. Stratified random sampling
C. Cluster sampling
D. Systematic random sampling
E. None of the above
7. A researcher polls people as they walk by on the street.
What type of sampling is this?
A. Simple random sampling
B. Stratified random sampling
C. Cluster sampling
D. Systematic random sampling
E. None of the above
8. A large bakery mass produces cakes on an assembly line. Each shift, a quality control expert randomly selects one of the first ten finished cakes, and every tenth cake thereafter. Employees weigh those cake and give the cakes a detailed visual check.
What type of sampling is this?
A. Simple random sampling
B. Stratified random sampling
C. Cluster sampling
D. Systematic random sampling
E. None of the above
9. Inspectors for a hospital chain with multiple locations randomly select some of their locations for a cleanliness check of their operating rooms. The inspectors check every operating room in the hospitals that were chosen.
What type of sampling is this?
A. Simple random sampling
B. Stratified random sampling
C. Cluster sampling
D. Systematic random sampling
E. None of the above
10. A school choose 3 randomly selected athletes from each sports teams to participate in a survey about athletics at the school.
What type of sampling is this?
A. Simple random sampling
B. Stratified random sampling
C. Cluster sampling
D. Systematic random sampling
E. None of the above
