Proportional Transformation

Kshitij Soni edited this page Jul 8, 2015 · 1 revision

name: prop.trans

title: Transformation of Proportion Data (prop.trans)

usage: prop.trans(your.object)

arguments: item{Numeric}{column position x in the dataframe}

value: Returns transformed column vector

description: Freeman Tukey Arcsin Transformation For Proportions

details: This technique is widely used to Stabilize Variance during model building. The proportion should be arrived from a COUNT data only. It should not be applied under scenarios like where the Proportion is arrived from Continuous Data. Should not be applied for Profit Margins.

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