When Data Collected in Research Are Not Useful in Addressing

question 13

Multiple Choice

When data collected in research are not useful in addressing the issue that the investigator is studying, we say that the data are not:

• A) reliable
• B) valid
• C) systematic
• D) statistically significant

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Definitions:

Area

A measure of the extent of a surface or a region, usually expressed in square units.

F Distribution

A probability distribution used in analysis of variance (ANOVA), for comparing sample variances to determine if they come from populations with equal variances.

Degrees of Freedom

Degrees of Freedom are a statistical measure indicating the number of independent values or quantities that can vary in the analysis without breaking any constraints.

Area

A measure of the extent of a two-dimensional surface or shape, expressed in square units.