Histogram

Description on how the Histogram tile is calculated in the Cohort Browser.

How to Build a Histogram

A Histogram can be built to visualize numerical fields. You can recognize numerical fields by the label in the field list. The same fields can also be visualized using a Box Plot.

Supported Field Types

Numerical (Integer)

Numerical (Float)

Date

Datetime

Using a Histogram in the Cohort Browser

Below is an example of a histogram visualizing the data field **Age**:

Histogram: Age

Bins are auto-calculated based on the distribution of the dataset and the axis are always distributed linearly.

Histogram in Cohort Compare

In compare mode, histograms share an axis and overlay one another:

Notes on Data Preparation

Integer

Integer Sparse

Float

Float Sparse

Date

Date Sparse

Datetime

Datetime Sparse

While sparse serial types are supported as fields, the non-numeric values are not included as part of this chart type. Special values in the numerical dimension however will be counted and shown separately as a list view.

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Last modified 6mo ago

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