RESEARCH METHODOLOGY

METHODS OF DATA ANALYSIS

MEASURES OF DISPERSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Find the MAD for the following set:85, 90, 68, 75, 79
A
79.4
B
6.48
C
32.4
D
79
Explanation: 

Detailed explanation-1: -The mean absolute deviation of a dataset is the average distance between each data point and the mean. It gives us an idea about the variability in a dataset.

Detailed explanation-2: -The mean absolute deviation is the average of the differences (deviations) of each value in the data set from the mean of the data set. Graphically, the deviations can be represented on a number line from a dot plot. Numerically, the absolute deviations can be represented using the absolute value.

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