Freddie used to feed her cat canned cat food. Now every time Freddie uses the can opener, her cat gets very excited and starts meowing. In this example, the UR is ____

In describing intelligence during the fifties, statistically speaking, what is the LEAST appropriate comment?

a) people decline in every skill b) vocabulary improves c) the ability to master unfamiliar material declines d) people often reach their intellectual peak

When identifying appropriate statistical tests to use, researchers ask the following questions:

) Is the purpose of the test to assess relationships or assess differences?; 2) Are the data measured on an interval/ratio scale or a nominal/ordinal scale?; 3) Does the analysis involve only two data groupings or more than two?; and 4) a. Are the subjects in the study human or non-human animal subjects? b. Has the study been conducted in a laboratory or naturalistic setting? c. Are the groupings of scores paired? d. none of the above