Sampling Techniques

Quiz
•
Mathematics
•
7th Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dylan wants to know how the students at his school rate the cafeteria. He surveyed his school's basketball team to rate the school cafeteria. Is this a biased sample of the school's population?
Yes, because it is a convenience survey
No, the basketball team has the smartest students
Yes, because it's voluntary survey
No, he should have asked the football team
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If I wanted to know how many blades of grass are inside the track, which sampling method could I use?
Have my students count every blade of grass
Guess
Divide the grassy area into 1 inch sections, randomly pick several sections to count, average them together and multiply that by the total square inches.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
At a middle school, the 7th graders will conduct a survey to decide where they want 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
Sam tested every 50th candy bar from the assembly line to make sure there were enough peanuts in each bar. He found 15% did not have enough peanuts. How many candy bars do not have enough peanuts if the factory produces 20,000 candy bars?
300
3,000
300,000
50
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sampling Technique: A toy manufacturer selects every 4th toy to inspect on a production line to test for defects.
Stratified
Cluster
Systematic
Convenience
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If I wanted to know how many blades of grass are inside the track, which sampling method could I use?
Have my students count every blade of grass
Guess
Divide the grassy area into 1 inch sections, randomly pick several sections to count, average them together and multiply that by the total square inches.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A poll on effective educational methods is taken by selecting 4 of the 10 departments at a local university and surveying all members in those groups.
Systematic
Stratified
Cluster
Convenience
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