Shortcut Method For Calculating Mean Deviation About Mean And Median

Measures Of Dispersion|Mean Deviation|Mean Deviation For Grouped Data|Questions|Shortcut Method For Calculating Mean Deviation About Mean|Questions|OMR

Measures Of Dispersion|Mean Deviation|Mean Deviation For Grouped Data|Questions|Shortcut Method For Calculating Mean Deviation About Mean|Questions|OMR

Calculate the mean deviation about mean

Method to calculate Mean by Step-Deviation method

Method to Calculate Mean by direct method

The following table gives distribution of marks for 50 students of a clas. Calculate mean deviation from the mean and median respectively from the data:

Calculate the mean deviation about median for the following data:

Calculate the mean deviation about median for the following data :