Consider the Following to Answer the Question(s) Below

question 2

Multiple Choice

Consider the following to answer the question(s) below:
National birth rates (births per 1,000) may be influenced by the average national life expectancy in years and the national literacy rate (% of population that can read and write) . Data for 49 countries were obtained and the regression results follow.
-How much of the variation in the National Birth Rate can be explained by the regression model?

• A) 73.51%
• B) 0.7231 %
• C) 0.7351%
• D) 61.07%
• E) 85.74%

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Definitions:

Partial ANOVA Table

A component of the ANOVA (Analysis of Variance) output that summarizes partial calculations and results, often excluding some variables or interactions.

Degrees of Freedom

The quantity of separate variables or numbers that are allowed to fluctuate during the evaluation without breaching any restrictions.

F-test

is a statistical test used to compare the variances of two populations to determine if they are equal or not.

F-test Statistic

A value used to determine if there are significant differences between the variances of two or more datasets.