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Sample Size and Variability
Grade Level
LSAT
LR.107 Sample Size and Variability
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Which analysis is strongest?
A
The holiday sample must be more typical because it contains far more receipts.
B
Weekday receipts are irrelevant because 300 is never enough for any retail estimate.
C
The larger holiday sample may be less representative of ordinary purchasing patterns because the time period is atypical.
D
Receipt samples cannot be compared unless prices are identical every day.
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