Secondary Data Rarely Fit Perfectly the Researcher's Particular Problem

question 37

Multiple Choice

Secondary data rarely fit perfectly the researcher's particular problem. The most important reason for the lack of fit is(are) :

• A) out-of-date statistics, differences in units of measurement, differences in class boundaries.
• B) differences in units of measurement, theories of measurement, and class boundaries.
• C) differences in evaluations of what is important.
• D) the volume of data provided is too large.
• E) differences in collection method and research design.

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Definitions:

Conditional

A type of logical statement that connects two statements in a cause-and-effect relationship, usually formulated as "if-then."

Biconditional

A logical statement indicating a true conditional statement and its converse are true; often represented by the phrase "if and only if".

Component

A part or element of a larger whole, especially in a mechanical or electronic system.

Equivalent Statements

Statements that are logically identical in their truth values, meaning if one is true, the other is true as well, and vice versa.