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The modality describes the number of peaks in a dataset. Thus far, we have only looked at datasets with one distinct peak, known as unimodal. This is the most common.

histogram

A bimodal dataset has two distinct peaks.

histogram

A multimodal dataset has more than two peaks. The histogram below displays three peaks.

histogram

You may also see datasets with no obvious clustering. Datasets such as these are called uniform distributions.

histogram

Instructions

1.

Replace the question marks in ??????????modal with uni, bi, or multi.

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