Test Review - Unit 1

At a comic book convention, the hosts divide attendees up into groups based on what comic series they like best. They then choose 5 people randomly from each group to take a survey on their enjoyment of the event.

What type of sampling did the convention hosts use?

• Simple Random Sampling

• Convenience Sampling

• Stratified Random Sampling

• Clustered Random Sampling

Mr. Allen wants to take a poll at the faculty meeting, so he asks the first ten teachers who arrive if they are enjoying schoology. What type of sampling did Mr. Allen use?

• Simple Random Sample

• Convenience Sample

• Stratified Random Sample

• Clustered Random Sample

Mr. Syed lines the kids in his gym class up in rows. He has eight rows in total. He chooses three rows at random, and asks every student in that row what game they want to play.

What type of sampling did Mr. Syed use here?

• Simple Random Sampling

• Convenience Sampling

• Stratified Random Sampling

• Clustered Random Sampling

Mr. Zurzolo has labeled each space in parking lot K1 with a three digit number. He uses a string of random digits to choose 5 numbers at random, and then gives those students permission to leave five minutes early during the school day. What sampling method did Mr. Zurzolo use?

• Simple Random Sampling

• Convenience Sampling

• Stratified Random Sampling

• Convenience Sampling

One group of subjects was given an herbal supplement and another group was given a placebo. After one year, the number of illnesses each group had was compared.

• Observational Study

• Experiment

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seatbelt.

• Observational Study

• Experiment

Tags

CCSS.HSS.IC.B.3

A professor finds that people who are obese have higher cholesterol levels than those who are not obese.

• Observational Study

• Experiment

Tags

CCSS.HSS.IC.B.3

Four groups of randomly selected people are assigned a different diet. After six months, the blood pressures of each group are compared.

• Observational Study

• Experiment

Tags

CCSS.HSS.IC.B.3

CCSS.HSS.IC.B.5

CCSS.HSS.ID.A.2

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seatbelt. What is the explanatory variable?

• car color

• wearing seatbelt or not

Tags

CCSS.HSS.IC.B.3

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seatbelt. What is the response variable?

• car color

• wearing seatbelt or not

Tags

CCSS.HSS.IC.B.3