The Standard Error of the Estimate Measures ________

question 20

Multiple Choice

The standard error of the estimate measures ________.

• A) the variability of the explanatory variables
• B) the variability of the values of the sample regression coefficients
• C) the variability of the observed y-values around the predicted y-values
• D) the variability of the predicted y-values around the mean of the observed y-values

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Definitions:

Hypothesis Testing

A statistical method used to decide whether a hypothesis about a parameter in a population is supported by the data gathered from a sample.

Test Statistic

A numerical value employed in statistical hypothesis testing for deciding if the null hypothesis should be discarded.

Confidence Interval

A range of values, determined from sample statistics, that is believed to contain the true population parameter with a certain probability.

Critical Value

A point on the scale of the test statistic beyond which we reject the null hypothesis; it marks the threshold for statistical significance.