Coefficient Of Quartile Deviation Formula For Grouped Data. 4 5 - 3 4 2. Q 1 L Q1 n4 - cf f Q1w.
The quartile formula for group data for calculating the values of Q 1Q 2 and Q 3 is. Since quartile deviation is not affected by the extreme values therefore it is widely used in the data containing extreme values. Jan 07 2014 Subtract Q1 from Q3 and divide the difference by 2.
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Mode Grouped Data. Obtain a set of Ungrouped data. Mode is the value that has the highest frequency in a data set. Now L lower boundary point of median class 4.
