Mean Deviation About the Mean and Median for Continuous Frequency Distribution

Find the mean deviation(in decimal) about the median for the following data:

$\begin{array}{|ccccccc|}\hline \text{ Class }& 0-10& 10-20& 20-30& 30-40& 40-50& 50-60\\ \text{ Frequency }& 6& 8& 11& 18& 5& 2\\ \hline\end{array}$

Find the mean deviation(in decimal) about the mean for the following data:

$\begin{array}{|cccccccc|}\hline \text{ Class }& 30-40& 40-50& 50-60& 60-70& 70-80& 80-90& 90-100\\ \text{ Frequency }& 3& 7& 12& 15& 8& 3& 2\\ \hline\end{array}$

Find the mean deviation(in decimal) about the mean for the following data:

$\begin{array}{|lcccccc|}\hline \text{ Height (in }\mathrm{cm}\text{ ) }& 95-105& 105-115& 115-125& 125-135& 135-145& 145-155\\ \text{ Number of boys }& 9& 16& 23& 30& 12& 10\\ \hline\end{array}$

Find the mean deviation(in decimal) about the mean for the following data:

$\begin{array}{|ccccccc|}\hline \text{ Mark }& 0-10& 10-20& 20-30& 30-40& 40-50& 50-60\\ \text{ Number of students }& 6& 8& 14& 16& 4& 2\\ \hline\end{array}$

Find the mean deviation(in decimal) about the median for the following data:

$\begin{array}{|ccccccccc|}\hline x_i& 10& 15& 20& 25& 30& 35& 40& 45\\ f_i& 7& 3& 8& 5& 6& 8& 4& 9\\ \hline\end{array}$

Find the mean deviation(in decimal) about the median for the following data:

$\begin{array}{|cccccccc|}\hline x_i& 5& 7& 9& 11& 13& 15& 17\\ f_i& 2& 4& 6& 8& 10& 12& 8\\ \hline\end{array}$

Find the mean deviation(in decimal) about the median for the following data:

$\begin{array}{|cccccc|}\hline x_i& 15& 21& 27& 30& 35\\ f_i& 3& 5& 6& 7& 8\\ \hline\end{array}$

Find the mean deviation(in decimal) about the mean for the following data:

Find the mean deviation(in decimal) about the mean for the following data:

Find the mean deviation about the mean for the following data:

Find the mean deviation(in decimal) about the median for the following data:

$70, 34, 42, 78, 65, 45, 54, 48, 67, 50, 56, 63$

Find the mean deviation(in decimal) about the median for the following data:

$34, 23, 46, 37, 40, 28, 32, 50, 35, 44$

Find the mean deviation(in decimal) about the median for the following data:

$4, 15, 9, 7,19, 13, 6,21, 8, 25, 11$

Find the mean deviation about the median for the following data:

$12, 5, 14, 6, 11, 13, 17, 8, 10$.

Find the mean deviation(in decimal) about the mean for the following data:

$17, 20, 12, 13, 15, 16, 12, 18, 15, 19, 12, 11$

Find the mean deviation(in decimal) about the mean for the following data:

$39, 72, 48, 41, 43, 55, 60, 45, 54, 43$

Find the mean deviation(in decimal upto places) about the mean for the following data:

$7,8, 4, 13, 9, 5, 16, 18$.