Independent Variable . | Dependent Variable . | Graph Type . | Statistical Test . |
---|---|---|---|

Numerical | Numerical | Scatter | Regression or correlation |

Categorical | Numerical (means) | Bar (mean ± standard error) | t-test or ANOVA |

Categorical | Categorical (percents or totals) | Bar | Chi-square test |

Independent Variable . | Dependent Variable . | Graph Type . | Statistical Test . |
---|---|---|---|

Numerical | Numerical | Scatter | Regression or correlation |

Categorical | Numerical (means) | Bar (mean ± standard error) | t-test or ANOVA |

Categorical | Categorical (percents or totals) | Bar | Chi-square test |

^{a} Summary table modified from an undergraduate ecology handout by F. Singer, Radford University.

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