Looking at Four Different Diets,a Researcher Randomly Assigned 20 Equally

question 4

Multiple Choice

Looking at four different diets,a researcher randomly assigned 20 equally overweight women into each of the four diets.What are the degrees of freedom for the confidence intervals?

• A)20
• B)4
• C)3
• D)19
• E)16

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Definitions:

Fixed-Ratio

A schedule of reinforcement where a response is reinforced only after a specified number of responses, often used in behavior modification.

Stimulus Generalization

The psychological phenomenon whereby a response to a specific stimulus becomes associated with other stimuli, leading to a similar response.

Variable-Interval

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed.

Fixed-Ratio

A type of schedule in behavior reinforcement where a response is reinforced only after a specified number of responses.