Question: 4. Let X = (x1, . . . , xn) be a data set. Let sx = SD(X). Let Y = aX b. (a) Show

4. Let X = (x1, . . . , xn) be a data set. Let sx = SD(X). Let Y = aX b. (a) Show that sy = SD(Y ) = |a|sx. (b) Show that Median(Y ) = a Median(X) b. (c) Can you write the relation between Q1(Y ) and Q1(X). What happens if a < 0

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