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# Regression Relationship Question

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A linear regression between Y and X produced the following equation for the least squares line: Y hat = 2.15 - 3.2x

Which of the following statements concerning this relationship is true?

a. For every one-unit increase in X, Y increases 3.2 units.
b. For every one-unit increase in Y, X decreases 3.2 units.
c. For every one-unit increase in X, Y decreases 3.2 units.
d. For every one-unit increase in Y, X increases 3.2 units.
e. None of the above

##### Solution Summary

This answers a multiple choice question on a regression equation, including a detailed explanation.

##### Solution Preview

A linear regression between Y and X produced the following equation for the least squares line: Y hat = 2.15 - 3.2x
Which of the following statements concerning this relationship is true?

a. For every one-unit increase in X, Y increases ...

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.