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Psychology
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Random and Representative Sampling
Grade Level
Psychology
PSY.025 Random and Representative Sampling
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A class surveys students in one lunch period and finds that 70% prefer later start times. Which claim is most defensible?
A
Random selection has proven the result for every grade.
B
The finding describes students who never attend that lunch period.
C
Among respondents in that lunch period, 70% preferred later start times.
D
All students in the state prefer later start times.
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