The Coefficient of Determination Resulting from a Particular Regression Analysis

question 129

Multiple Choice

The coefficient of determination resulting from a particular regression analysis was 0.85.What was the correlation coefficient, assuming a positive linear relationship?

• A)0.5
• B)-0.5
• C)0.922
• D)There is insufficient information to answer the question.

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Definitions:

Incidence

The rate or number of new cases of a particular condition detected in a specific population within a given time period.

Prevalence

The proportion of a population found to have a particular condition or characteristic at a specific time.

Meta-analysis

A statistical technique that combines the results of multiple scientific studies to identify patterns, differences, or effects that the individual studies may be too small to detect on their own.

Statistical Significance

A mathematical measure indicating that the observed results are not likely due to chance, supporting the hypothesis being tested.