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Curated by: Khan Academy India - English (4 videos)
https://www.khanacademy.org/math/ncert-class-10 In this video the assumed mean method to find the mean of grouped data is discussed. This method also involves finding deviation of each group observation from the assumed mean and is one of the shortcut methods to find mean of grouped data when the data values become large. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! 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 Devashish Phadnis