Q4 ch-15
Q.4. Find the mean deviation from the mean 6, 7, 10, 12, 13, 4, 8, 20
Refer the following link for the answer similar to your query :
https://www.meritnation.com/ask-answer/question/find-the-mean-deviation-about-the-mean-for-the-data-4-7/statistics/6300319
https://www.meritnation.com/ask-answer/question/find-the-mean-deviation-about-the-mean-for-the-data-4-7/statistics/6300319