
Bias vs Unbiased
Authored by Anthony Clark
Mathematics
7th Grade
CCSS covered
Used 1+ times

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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. Carlos wants to know the favorite sport of people at his school so he asks his baseball team.
Biased
Unbiased
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A company makes DVDs and randomly selects 25 from 1500 to test them to see if they work.
Biased
Unbiased
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
At a middle school, the 7th graders will conduct a survey for where to go on a field trip. Which method will result in the least biased decision?
to randomly ask 8th grade students who went on a field trip last year
to randomly choose some 7th grade students to select a location
to ask all 7th grade teachers and administrators for a location
to ask the student council to choose a location
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To get valid results, a sample must be...
biased
unbiased
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A newspaper randomly chooses 100 names from its subscriber list and then surveys those subscribers to find out if they read the sports section. This sample is ........
unbiased
biased
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Casey surveyed the members of his soccer team to ask them what their favorite sport is. Is this a biased sample or unbiased sample?
Biased Sample
Unbiased Sample
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Shelley wants to survey grocery shoppers about their favorite brands. She goes to the store at 8am and surveys the first 50 people. Is this a biased sample or unbiased sample?
Biased Sample
Unbiased Sample
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