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Curated by: Khan Academy India - English (13 videos)
This video focuses on calculating the mean deviation about the median for grouped continuous data. We'll tackle an example, starting with finding mid-points and cumulative frequencies. A key part is calculating the median for continuous data using its specific formula (l plus (N by 2 minus C) divided by f, all times h). Once the median is found, we'll proceed to find the absolute deviations, their weighted sum, and finally the mean deviation. The general steps for this process will also be outlined. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! (https://www.khanacademy.org/math/ncert-class-11/xea4762213f311c5e:statistics-ncert-new/xea4762213f311c5e:mean-deviation/e/median-of-grouped-data-odisha-new) Timestamps: 00:00 Introduction to mean deviation about median (continuous) 00:28 Calculating the median for continuous data (formula explained) 01:31 Calculating weighted absolute deviations from median 02:39 Calculating the mean deviation 04:34 Summary of the calculation method Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Ashish Gupta