One of the Unusual Things About Distribution-Free Tests Is That

question 13

Multiple Choice

One of the unusual things about distribution-free tests is that they are often set up so that

• A) they only work with equal sample sizes.
• B) the null hypothesis is never assumed to be true.
• C) we reject the null hypothesis when our test statistic is too small, rather than too large.
• D) they are all named after people.

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Definitions:

Plant Hormones

Chemical substances produced by plants that regulate growth, development, and other physiological processes.

Phytochrome

A photoreceptor in plants that absorbs light primarily in the red and far-red regions, thereby regulating various aspects of growth and development.

Cryptochrome

A class of flavoproteins that are sensitive to blue light and have roles in the circadian rhythms of plants and animals.

Circadian Rhythm

A natural, internal process that regulates the sleep-wake cycle and repeats on each rotation of the Earth roughly every 24 hours.