Sampling & Bias
Authored by Johari Malik
Mathematics
6th - 7th Grade
CCSS covered
Used 242+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
Tags
CCSS.HSS.IC.A.1
CCSS.HSS.IC.B.3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
Tags
CCSS.HSS.IC.A.1
CCSS.HSS.IC.B.3
CCSS.HSS.IC.B.4
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
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
Tags
CCSS.7.SP.A.1
CCSS.7.SP.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
Tags
CCSS.HSS.IC.A.1
CCSS.HSS.IC.B.3
CCSS.HSS.IC.B.4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
Tags
CCSS.HSS.IC.A.1
CCSS.HSS.IC.B.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why should samples be randomly selected?
for control
to reduce bias
so we don't get the same answers from everyone
Tags
CCSS.HSS.IC.A.1
CCSS.HSS.IC.B.3
CCSS.HSS.IC.B.4
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