The Coefficient of Determination Is Important in Explaining Variances in Estimating

question 105

Multiple Choice

The coefficient of determination is important in explaining variances in estimating equations. For a certain estimating equation, the unexplained variation was given as 22,000. The total variation was given as 55,000. What is the coefficient of determination for the equation?

• A) 2.50
• B) 0.40
• C) 0.60
• D) 1.40

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Definitions:

Sample Size

The total number of observations or elements drawn from a population to constitute a sample, critical for determining the representativeness and accuracy of results.

Life Expectancy

The average number of years a person or organism is expected to live, based on the statistical analysis of a particular population.

Production Process

The method or sequence of operations involved in the production and manufacturing of items.

Two-tailed Hypothesis Test

A statistical test that considers both directions of the effect, testing for the possibility of an effect in both directions from the null hypothesis.