Sampling & Surveying

For Shantonia's summer job with a research company, she must get a random sample of people from Wilson to answer a question about health habits. Could she use having citizens mail in responses to get a random sample?

• Yes

• No

Layla is the president of the student council. She wants to find out whether people in her school would prefer to have bells or teachers signal the beginning and ending of classes. She asks an equal number of boys and girls. What kind of sampling method is she using?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

Questioning the parents waiting for their children at a school describes what type of sampling technique?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

Kaleb wants to find out if people in his school want a salad bar or a pizza station in the cafeteria. He hangs up flyers around school asking people to place their opinions in a box by the office. What kind of sampling method is he using?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

Questioning every fifth student as they enter the cafeteria describes what type of sampling technique?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

The principal wants to know if students prefer to have Bruinfest or not. He decides to put the names of every student in a hat and draw the names of 100 students to ask. What kind of sampling method is he using?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

Distributing a questionnaire and offering payment for those who come forward describes what type of sampling technique?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

For an upcoming order, a technology facilitator wants to know if students at the high school prefer using laptops or tablets. She decides to question 25% of the freshmen, sophomores, juniors, and seniors at the school. What kind of sampling method is she using?

• Volunteer

• Stratified

• Systematic

• Convenience

• Random

The editor of a student newspaper wants to determine if students are interested in having the newspaper include world and local news. Which sample(s) are likely to be representative of the students' opinions? Choose all that apply.

• every tenth student in the school phone directory

• every tenth student in the school's world history classes

• every tenth student entering the building one morning

• every student who works on the school newspaper

Town council members want to know the extent of citizen support for using tax money to add bike lanes to the town's major roads. Which sample(s) are likely to be representative of the citizens' opinions? Choose all that apply.

• randomly chosen community college students

• opinions randomly selected from those left on a telephone response line

• people chosen randomly from a list of the town's registered voters

• randomly chosen people on the sidewalks of the town's busiest intersections