Which classic stage theorist was responsible for the "stages of cognitive development" ?
What will be an ideal response?
Piaget
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What is the main purpose of matching?
a. to reduce initial differences between the experimental and control groups on the dependent variable b. to reduce the amount of variability among subjects within each treatment group c. to control for order effects d. to control for sequence effects
The bars of a frequency distribution should
a. be touching each other (unless there is a category with zero frequency) b. be centered on the score value c. extend horizontally from the lower real limit of the score value to the upper real limit d. all of these are true
The ______ nervous system is composed of all the neurons that carry messages between your brain and all of the internal organs of your body
a. central b. secondary c. somatic d. autonomic
The terms "positive reinforcement" and ______ are used interchangeably
a. "response" c. "reward" b. "negative reinforcement" d. "improvement"