If a Study Involves an Examination of the Relationship Between

question 4

Multiple Choice

If a study involves an examination of the relationship between two variables measured on an interval or ratio scale, the appropriate statistical test is ______.

• A) a Pearson r test
• B) an independent samples t test
• C) a paired/related samples t test
• D) an ANOVA

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Definitions:

Correlation Coefficient

A statistical measure that indicates the extent to which two variables fluctuate together.

Statistical Measure

A quantifiable value representing a summary or characteristic of a set of data, used in analyzing or interpreting data.

Normal Curve

A symmetrical, bell-shaped curve that represents the distribution of many types of data where most scores fall near the mean, with fewer and fewer near the extremes.

Standard Deviation

Standard deviation is a statistical measure that quantifies the dispersion or variability of a set of data points relative to their mean, indicating how spread out the data points are.