Q$6.($Problem $5\mathrm{.}2$ from the Textbook$)$ Suppose that this routine has an adjustable cutoff $($threshold$)$ mechanism by which you can alter the proportion of records classified as fraudulent. Describe how moving the cutoff up or down would affect

a$)$ The classification error rate for records that are truly fraudulent.

b$)$ The classification error rate for records that are truly nonfraudulent.