NPTEL — National Programme on Technology Enhanced Learning

Lecture 09 : Frequency Distribution and Cumulative Distribution Function

Groups observations into intervals and constructs frequency and cumulative-frequency summaries. The inspected race-time example uses R operations such as cut and table to show how grouping decisions become calculations.

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Why it is here

Provides a concrete route from individual measurements to a distribution while exposing the choice of interval boundaries.

Selection basis: institutional collection. Reason checked 2026-11-07 by agent.

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Level basis
Editorial judgement, not an official difficulty label. The inspected demonstration builds on elementary frequency tables and introduces commands directly.
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NPTEL — National Programme on Technology Enhanced Learning; original source https://nptel.ac.in/courses/111104120. Link to official source, title, attribution and original atlas annotations. Do not copy source code, rehost video, or copy full course prose into the public export.. Links, factual metadata and original navigation annotations only. No source page, transcript, image, video or restricted platform metadata is included in the reusable export.

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