When several dependent variables are measured and then combined so that a single number can be used to represent these variables, that number is

B. F. Skinner's approach is most open to criticism about its neglect of the importance of _____ in personality development

A) environmental contingencies B) other people's behavior C) the self D) thoughts

Why did Hermann Ebbinghaus create nonsense syllables?

a) to determine the length of time that visual memory lasts b) to identify differences among types of long-term memory c) to see if associating music with brand names improves recall of those names d) to find how stimuli are remembered without interference from previous learning