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Statistics, Error, and Uncertainty
Worksheet
Grade Level
Biology
10.6 Statistics, Error, and Uncertainty
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A scientist measures one beetle's mass five times and also measures five different beetles once each. Which comparison is correct?
A
Both approaches estimate exactly the same uncertainty.
B
Repeated measurements of one beetle estimate measurement precision, while different beetles estimate biological variation.
C
Five different beetles remove all biological variation.
D
One beetle measured five times is always better for population conclusions.
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