In the Later Part of 2009, Something Historic Happened Relative

question 18

Multiple Choice

In the later part of 2009, something historic happened relative to Social Security, in that for the first time:

• A) Social Security revenues became zero
• B) Social Security contributions fell short of payouts
• C) Social Security payouts did not increase
• D) The Social Security Trust Fund ran out of funds

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Definitions:

Obtained Value

The real outcome or result attained through a statistical examination or experiment.

Within-groups Df

Degrees of freedom within groups in an analysis of variance (ANOVA), related to the variability of observations within each group.

Between-groups Df

Degrees of freedom associated with the variance between the groups in an ANOVA test, useful in determining the variability attributable to the difference between groups.

Simple Analysis of Variance

A statistical method used to compare the means of two or more groups to see if there is a significant difference between them.