A Questionnaire Contained the Item "Educational Level Completed" and Responses

question 3

Multiple Choice

A questionnaire contained the item "educational level completed" and responses of grade school, junior high school, high school, college, graduate degree, other. A researcher asked subjects to check the appropriate response. The researcher is using this question to measure​

• A) ​direct observables.
• B) ​indirect observables.
• C) ​constructs.
• D) ​a nominal variable.
• E) ​validity.

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Definitions:

Correlation Coefficient

A statistical measure that calculates the strength and direction of a linear relationship between two variables, ranging from -1 to +1.

Continuous

Refers to a type of variable or data that can take an infinite number of values within a given range.

Pearson's Correlation Coefficient

A measure of the strength and direction of a linear relationship between two continuous variables, computed as the covariance of the variables divided by the product of their standard deviations.

Ordinal

A term referring to a type of data or a scale of measurement where items are ranked in order but the differences between rank positions are not necessarily equidistant.