When Two Variables Are at the Ratio Level of Measurement

question 16

Multiple Choice

When two variables are at the ratio level of measurement, which of the following statements is true about calculating Pearson's r?

• A)We can disregard whether the degrees of variance in the two variables are similar.
• B)The degree of linearity in the scatterplot won't matter.
• C)The presence of outliers can influence the calculation and interpretation of the correlation coefficient.
• D)All of these.

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Definitions:

Research Process

A systematic series of steps that researchers follow to gather, analyze, and interpret information to gain knowledge or reach a conclusion.

Develop Research Hypothesis

The process of formulating a specific, testable statement based on a theory to be examined in a study.

Independent Variable

The factor in a study or experiment that is intentionally altered to see its impact on the variable that is being measured.