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WorksheetsBell Work 3/25
Total questions: 14
Worksheet time: 11mins
A student wants to know which type of pizza the students at his high school prefer. Which option would give a unbiased, representative sample:
Average
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.
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
You want to know how many students catch the bus to go home. You go to the bus stop and ask students how they go home from school. Is this an effective sample?
YES
NO
A musician wanted to see what people who bought his last album thought about the songs.
Which choice best represents a sample?
Every person who bought the album.
A selection of people who didn't want to buy the album.
250 girls who bought the album.
A selection of 3,294 people who bought the album.
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.
Biased or Random?
Isaac wants to find out the favorite foods of students at Churchill. He asks the boys’ basketball team about their favorite foods.
Biased sample
Random sample
Biased or Random?
You want to survey the students in your school about their exercise habits. At lunchtime you stand by a vending machine. You survey every student who buys something from the vending machine.
Biased sample
Random sample
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
Biased or Random?
Mrs. Locke wants to determine who the best teacher in all of Menifee County is, so he asks every 7th grader who their favorite teacher is.
Biased
Random
