To get potentially significant results from an experiment using a high-variation population,
A. a negative p-value is needed.
B. a short timeframe is needed.
C. a large sample size is needed.
D. all of the above
Answer: C
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As the definition of products narrows (i.e., becomes more specific), the concentration ratio
A) is not valid. B) tends to decrease. C) tends to increase. D) does not change in any predictable manner.
Very few players are drafted into the NFL when they play at Division II or Division III schools whereas more players are drafted in the MLB from these schools. What can explain this?
A) Attending a Division II or Division III school sends a stronger signal of future and present quality in the NFL. B) Attending a Division II or Division III school sends a weaker signal of future and present quality in the MLB. C) A signal of future and present quality is more important in the MLB than in the NFL. D) Attending a particular school is like a screening test for life insurance.