If the Test Statistic Does Not Fall in the Critical

question 4

Multiple Choice

If the test statistic does not fall in the critical region,we

• A)reject the null hypothesis.
• B)fail to reject the null hypothesis.
• C)lower the alpha level and conduct a new test.
• D)commit a Type I error.

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Definitions:

Weber's Law

A principle in psychology stating that the just-noticeable difference in a stimulus is proportional to the magnitude of the initial stimulus.

Amplitude

The height or strength of a wave signal, which in many contexts, reflects the intensity of a phenomenon like sound, light, or electrical signal.

Wavelength

The distance between consecutive crests or troughs in a wave, often used to specify the type of light or radiation.

Brightness

The attribute of visual perception in which a source appears to emit or reflect a high level of light.