Question
a) What is the mean of y, µy?
b)What is the standard deviation of y, δy?
c)Now consider a new random
variable z=µx- ax, where a is some constant. For what value of a is the mean of z, µz, equal to zero?
Question
b)What is the standard deviation of y, δy?
c)Now consider a new random
variable z=µx- ax, where a is some constant. For what value of a is the mean of z, µz, equal to zero?
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