Mean subtraction is regarded as the process of subtracting the mean of each variable from its variable. Therefore, the option B holds true.
What is the significance of a mean?
Mean is referred to or considered as an average of all the observations given in a particular set. It is derived after adding all the observations variables in the set and dividing the summation from the total number of observations.
A process when the variables are being subtracted from the mean of all the variables, for the desired calculation, it is known as mean subtraction. This is done when the desired solutions are required for further calculation in any given statistical data.
Therefore, the option B holds true regarding the significance of a mean.
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