Which term asks if a study really investigated what it was supposed to investigate?
a) Operational validity
b) Internal validity
c) Post hoc validity
d) External validity
b
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Earl explained what he meant by effective welfare reform by stating, "Welfare reform can only be
considered effective when at least 40 percent of the adults currently on welfare are employed in full-time jobs that pay minimum wage or better" In this case, Earl was offering his audience a(n) __________ definition. A) operational B) technical C) connotative D) denotative E) concrete
Theory is defined as a(n) ________ system of ________ with indications of the ________ among these concepts that help us to understand a phenomenon.
A. important; relationships; utility B. interesting; variables; utility C. abstract; relationships; utility D. abstract; concepts; relationships
When you show you are done talking by moving away, you are using your movement as a(n)
A. regulator. B. exhibitor. C. emblem. D. illustrator.
The effective use of statistics can best be achieved by following all of the guidelines with the exception of
A) limiting the number of statistics used in a speech. B) rounding off numbers so listeners can understand and retain them. C) selecting current statistics. D) remembering that statistics are a numerical picture of how something was at a particular time. E) using as many statistics as possible to impress the audience with how much you know about your topic.