Line plot on minitab express10/22/2023 So, the same data looks like this (right) when shown as an Individual Value plot. Individual Value plots work in a similar way, but instead of summarising the results into boxes and whiskers, the weight of each parcel is represented as a dot on the graph. The box areas represent the middle 50% of the data in each group, the middle (horizontal) lines represent the median value and the vertical lines (whiskers) represent the total range of the group. The results have been divided into three groups that contain three different service levels (express, normal or overnight service). Box plots and Individual Value plots are graphs that are useful for comparing groups of data.įor example, the box plot on the right shows the results of parcel weights (in kilos) recorded at a courier company.
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