In: Economics
True or False: When we apply the Box-Cox transformation to make the best choice of the functional form for our model the first step of analysis is to get the arithmetic mean of the sample Y-values.
While applying the Box-Cox transformation the very first step is to perform the normality test to chck whether the data follows the normal distribution or not.
And for doing the normality test first step to do is the calculation of arithmetic mean and then the calculation of standard deviation.
So, the given statement is true.