A Completely Randomized Experimental Design Would Be the Appropriate Method

question 33

Multiple Choice

A completely randomized experimental design would be the appropriate method to answer which of the following research questions?

• A)To determine whether average teacher salaries differ in Ohio, Pennsylvania, and Indiana.
• B)To determine whether average teacher salaries differ in Ohio, Pennsylvania, and Indiana, while controlling for differences in salaries that exist across grade levels.
• C)To determine the effect of an additional year of experience on a teacher's salary.
• D)To determine the joint effects of a teacher's field (math, English, etc.) and whether the teacher works in a public school or a private school on a teacher's salary.

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Definitions:

Sharp Borders

Clearly defined boundaries or distinctions that separate one entity or concept from another, without overlap or ambiguity.

Referents

Entities in the world that words or phrases refer to or denote in discourse.

Circular

Referring to something shaped like a circle or a process that returns to its starting point with no clear beginning or end.

Metaphorical Language

The use of figures of speech, like metaphors, to convey meanings in a non-literal manner, enriching language with imagination and depth.