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Statistics – Central Tendency & Dispersion (Video)

Modified On Jun 17, 2025

All the Tricks and Techniques you need to Master Statistics In Mathematics. Understand Mean, Median, Mode, Range, Mean Deviation, Variance and Standard Deviation.

Requirements:

  • Posses basic Mathematical skills
  • Posses basic English Skills

Who Is This Video For?

  • Students Interested in Mathematics
  • People who wish to understand Statistics
  • Students Preparing for School Examination
  • Candidates preparing for Scholarships
  • Jamb, Waec and Neco Candidates

Watch Statistics Videos

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Statistic Topics

This Video Covers the Following Topics Among Others…

Measure of Central Tendency

  • 00:25 – Meaning of Statistics
  • 01:00 – Data Meaning and Examples
  • 02:00 – Measure of Central Tendency
  • 02:21 – Arithmetic Mean
  • 03:18 – Median
  • 04:13 – Mode
  • 05:38 – Solving Mean of Ungrouped Data
  • 09:15- Mean of Numbers Mixed with Variables
  • 13:55 – Finding Mean of Consecutive Numbers
  • 19:25 – Calculating Mean of Grouped Data
  • 22:58 – Mean of Grouped Data With Class Boundary
  • 27:26 – Word Problems Leading to Arithmetic Mean
  • 36:26 – Median of Ungrouped Data
  • 38:36- Median of Grouped Data
  • 41:23 – Median of Grouped Data With Class Interval
  • 47:30 – Mode of Grouped Data
  • 47:47 – Mode of Ungrouped Data
  • 48:00 – Mode of Grouped Data with Class Boundary

Measure Of Dispersion

  • 01:28 – Measure of Dispersion
  • 02:09 – Range, Formula and Characteristics
  • 03:26 – Mean Deviation, Formula and Character
  • 05:20 – Variance, Formula And Character
  • 06:06 – Standard Deviation
  • 07:25 – Solving Range of Ungrouped Data
  • 15:52 – Finding Range of Grouped Data
  • 17:25 – Mean Deviation of Ungrouped Data
  • 21:58 – Mean Deviation of Grouped Data
  • 35:03 – Variance and Standard Deviation
  • 37:07 – Variance and Deviation of Ungrouped Data
  • 39:48 – Standard Deviation of Grouped Data
  • 44:56 – Variance of Grouped Data
Mathematics Videos
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