Identifying Representative Random and Biased Samples

Quiz
•
Mathematics
•
7th Grade
•
Hard
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A student wants to know which type of pizza the students at his high school prefer. Which option would give a unbiased, representative sample:
Asking all the students in the hot lunch line.
Asking 10 random students from each homeroom.
Asking every other student who gets off a school bus.
Asking all the 10th graders.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To determine how often people eat out, every tenth person entering a fast food restaurant is surveyed.
Biased Sample
Unbiased Sample
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these statements best describes a biased sample?
It is very small.
It is not randomly chosen.
It results in incorrect predictions.
It does not accurately represent the population.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Biased or Random?
Jace wants to find out what the favorite soda flavor is at Churchill Middle School. He decides to ask all the students in Mrs. Shoemaker's class as a sample group.
Biased sample
Random sample
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Biased or Random?
Audi wants to find out how students get to school at Churchill so she places the names of all students into a fish bowl and pulls out 50 so she can survey them.
Biased sample
Random sample
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Biased or Random?
Chloe and Danna want to determine the favorite subject of all students in the middle school. So they place every middle school student's name in a bucket and choose 30 to poll.
Biased sample
Random sample
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Joey wants to determine the favorite candy among all 7th graders. So he asks all the people who sit in his row in Math class.
Biased sample
Random sample
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