Complete the following steps to specify the data for your graph.

- From Function, select the function of the graph variable that you want to graph.
- In Graph variables, enter one or more columns of numeric or date/time data that you want to graph. By default, Minitab creates a separate graph for each variable.
- In Categorical variable, enter the column of categorical data that defines the groups.

In this worksheet, LightOutput is the graph variable, and Temperature is the categorical variable. The graph shows the mean of the light output for each temperature.

C1 | C2 |
---|---|

LightOutput | Temperature |

580 | 100 |

1090 | 125 |

1392 | 150 |

... | ... |