Convenience Sample, Voluntary Response, Random Sample

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

• Convenience Sampling

• Systematic Sample

• Stratified Sample

• Random Sample

Assign each car in a dealership a number and then use a random-number table to select the cars to be inspected. 

• systematic

• simple random sample

• convenience

• volunteer response

To avoid working late, the quality control manager inspects the last 10 items produced that day.

• Convenience

• Random

• Self Selected

• Systematic

16 out of the 20 people who called into a radio station said that they enjoy the station's morning programming. What type of bias is demonstrated here?

• Voluntary Response Bias

• Nonresponse Bias

• Undercoverage Bias

A sample in which each individual or object in the entire population has an equal chance of being selected.

• biased sample

• population

• random sample

• sample

_________ is a sample in which each individual or object in the entire population has an equal chance of being selected.

• Sample

• Population

• Random Sample

• Quartile

Select all the options that would produce a random sample.

• Survey the first 50 people that walk in the doors.

• Survey everyone at his jazz band practice.

• Survey two randomly chosen students in every homeroom.

• Assign each student in the school a number, randomly choose 50 numbers, and survey those students.

• Survey every third student that he sees on his walk to school.

Identify the type of sampling used:

Marianne wanted to know students' opinion on the new schedule at school. She survey's the first 30 students who come into her class.

• Convenience Sampling

• Systematic Random Sampling

• Simple Random Sampling

• Volunteer response

I want to estimate the average number of hours SHS students spend playing video games. I sample all of my students. What kind of sampling bias is this?

• Non-response

• Voluntary

• Convenience

• Undercoverage

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