In an ANCOVA with One Covariate and One Independent Variable

question 13

Multiple Choice

In an ANCOVA with one covariate and one independent variable, what null hypothesis is not tested?

• A) The slopes are equal.
• B) The intercepts for each line are equal.
• C) The group means are equal
• D) The slopes are all equal to 1.

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Definitions:

Variable-Interval

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed, in the context of behavioral psychology.

Operant Responding

Operant responding involves a type of learning where behavior is modified by its consequences, through reinforcement or punishment, initially described by B.F. Skinner.

Unpredictable

not able to be predicted or foreseen, often because of constant changes or lacking a pattern.

Variable-Interval

A timetable for reinforcement where the time intervals between receiving reinforcement vary around a certain average but are unpredictable.