Which of the Following Is True Regarding the F Distribution

question 15

Multiple Choice

Which of the following is true regarding the F distribution?

• A)it is the ratio of two sample variances
• B)it is not symmetric
• C)values can never be negative
• D)it has numerator degrees of freedom from sample 1 and denominator degrees of freedom from sample 2
• E)all of the above

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Definitions:

Spontaneous Recovery

The reappearance of an extinguished response (in a weaker form) when an organism is exposed to the original conditioned stimulus following a rest period.

Extinction

In behavioral psychology, the process by which a conditioned response decreases in frequency and eventually disappears after the conditioned stimulus is repeatedly presented without the unconditioned stimulus.

Conditioned Response

A learned response to a previously neutral stimulus that becomes associated with a significant stimulus.

Conditioned Stimulus

A stimulus that has been associated with a particular response through conditioning, leading to its ability to elicit that response on its own.