If Variable X Correlates at

question 8

Multiple Choice

If variable X correlates at .84 with a criterion variable, what percent of variable X's variance is in common with the criterion?

• A) 16%
• B) 42%
• C) 71%
• D) 84%

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Definitions:

Skewed

Describes a distribution of data that is asymmetrical, where a tail of the distribution is longer or fatter on one side than on the other.

Overall Average

The mean value calculated from the sum of all elements in a dataset divided by the total number of elements.

Statistics

The practice or science of collecting and analyzing numerical data in large quantities, especially for inferring proportions in a whole from those in a representative sample.

Electrolysis

A chemical process in which electrical current is passed through a substance to effect a chemical change, commonly used for metal plating and water splitting.