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Statistics

DATA HANDLING IN R

DATA HANDLING WITH ‘dplyr’ PACKAGE IN R What is data handling? The first and foremost knowledge needed for Data Analyst or Data Scientist is how to handle the data? Now the question is what is data handling? Data handling means gathering…

EFFECT OF MULTICOLLINEARITY

EFFECT OF MULTICOLLINEARITY problems due to multicollinearity We start the topic by giving a funny example by which we can realize what multicollinearity is and its effect. One day Ram’s father asked him “Ram, Why your bank balance is so…

NON-PARAMETRIC TESTS

NON-PARAMETRIC TESTS Within a parametric framework at first we assume an explicit functional form of the population distribution function which is labelled by a parameter ϴ where ϴ is unknown or not completely known and subsequently any…