Unit 9 Exam--Probability and Statistics

This sample consists of the entire population

• Simple Random Sampling (SRS)

• Census

• Cluster Sampling

• Systematic Sampling

• Multistage Sampling

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A part of the population to be surveyed.

• survey

• sample

• population

• bias

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

What type of data gathering ensures all parties have an equal chance to be chosen?

• systematic sampling

• random sampling

• self-sampling

• stratified sampling

Tags

CCSS.HSS.IC.B.3

Researchers observe two or more groups of subjects to determine cause/effect and reveal information about the parameter of interest is an example of?

• survey

• sample

• experiment

• observation

Tags

CCSS.HSS.IC.B.3

A set of questions asked to people in an attempt to collect data

• survey

• sample

• population

• experiment

Tags

CCSS.HSS.IC.B.3

Anything that favors a particular outcome

• bias

• survey

• sample

• population

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

Why is it difficult to survey an entire population? Select all true answers.

• People love taking surveys and always respond.

• Questions can be interpreted differently by different respondents.

• People dislike taking surveys and some don't respond.

• Respondents may be dishonest in their answers.

• Some members of the population could be hard to reach.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A newspaper asks its readers to call in and answer the following question, "Are young adults unprepared for college?" What type of sample is this?

• Convenience Sample

• Random Sample

• Voluntary Response Sample

• Call in sample

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

A teacher wants to know the average time spent doing homework by the students in her class of 20 girls and 5 boys.
She selects the five closest to her desk.

• simple random
• Voluntary Response
• Convenience
• Systematic Random

Tags

CCSS.HSS.IC.B.3

What type of Sampling?

You want to know the average number of hours that high school seniors spend playing video games in your state. You randomly select 20 high schools in the state and then ask all the seniors at each of the 20 high schools about their video game habits.

• Random

• Stratefied

• Systematic

• Cluster

Tags

CCSS.HSS.IC.B.3