Saturday, February 11, 2012

If your independent variable and your dependent variable are both measured at the interval or ratio level, whi?

If your independent variable and your dependent variable are both measured at the interval or ratio level, which of the following statistics is appropriate for testing a relationship? *



* Chi-Square

* t-test

* ANOVA

* Pearson's r

* none of the aboveIf your independent variable and your dependent variable are both measured at the interval or ratio level, whi?
the answer is Pearson's r (correlation coefficient). All the other tests require at least one of the variables to be categorical (nominal scale).

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