Chapter 3- Concept Check.pdf - 1 Why were absolute and...

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Page 1 1.Why were absolute and difference thresholds given statistical definitions? A) Researchers wanted to express their findings in a scientific manner. B) Statistical definitions are better understood by scientists with different cultural backgrounds. C) Results did not indicate a constant point for these thresholds across multiple trials. D) Statistical definitions are easier to extend to other phenomena.
2.According to signal detection theory, what would happen to a person's false alarm and miss rates if this person switched from a very lax to a very strict decision criterion?
3.What does a really large constant fraction in Weber's law tell us about our ability to judge differences?

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