6.3.5. Grouped histogram

Clustered bar charts are similar to bar charts, but include an additional sub-category for showing sub-families within the same bar. The bars themselves are separated by category.

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To change bar color, Simply use the “wrench” setting key for overall options of the chart..

Use the sprocket for the field concerned to change its organization into categories. This may, for example, let you change:

  • the interval size of numeric values.

  • the organization mode for date-type values, by e.g. month, year, century, etc.

  • the number of categories represented (10, 20, 50, etc., or all of them).

  • if there are too many categories to be represented, whether an “Other” category should be included.

In the case of the numeric fields used in the measurement, the sprocket for the measurement field will let you configure measurement mode. This will let you select what needs to be calculated, based on that numeric field. Available calculations are:

  • number of items (Number)

  • item average (Average)

  • sum of items (Sum)

  • smallest item (Minimum)

  • biggest item (Maximum)