NEW
Font size
WorksheetsSampling & Bias
Total questions: 11
Worksheet time: 12mins
To learn about teenagers' opinions of different social media platforms, a survey was given to students of one high school. This sample is...
representative
biased
random
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
An employer wants to know how their 500 employees like working for them. Which is the most representative sample?
Ask the first 75 people to show up for work
Randomly select the names of 10 employees
Poll the Employees of the Month for the past year
Randomly select the names of 75 employees
To find out what sort of events they should plan, the student government officers at Truth send a survey to 30 students whose names were randomly selected. The population they are interested in is...
The 30 students who were sent the survey
Only the students who respond to the survey
All students at Truth
All middle school students in DC
To find out what sort of events they should plan, the student government officers at Truth send a survey to 30 students whose names were randomly selected. The sample is...
The 30 students who were sent the survey
All students at Truth
The student government officers
Which is an example of a random sample?
Polling the first 10 people who enter a room
Asking a survey question to people who call in
Drawing 10 names from a hat
Why should samples be randomly selected?
for control
to reduce bias
so we don't get the same answers from everyone
A _______ is a part of a the group we are interested in gathering data on that is being surveyed.
Representative
Population
Sample
A _________ is a sample in which each individual or object in the entire population has an equal chance of being selected.
Sample
Population
Random Sample
Bias
Leslie surveyed the 20 youngest students in the elementary school. What type of bias is this?
Voluntary Response Bias
Nonresponse Bias
Undercoverage Bias
Volunteers for a politician's campaign called 100 randomly selected citizens to conduct a survey. Only 50 people agreed to answer the survey questions, and most of them were supporters of the candidate. This is an example of...
Voluntary Response Bias
Nonresponse Bias
Undercoverage Bias
