Mathematics, 26.08.2019 23:30 knowingwhat

Adata mining routine has been applied to a transaction dataset and has classified 88 records as fraudulent (30 correctly so) and 952 as non fraudulent (920 correctly so). construct the classification matrix and calculate the error rate. 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 the following: a. the classification error rate for records that are truly fraudulentb. the classification error rate for records that are truly non fraudulent

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Adata mining routine has been applied to a transaction dataset and has classified 88 records as frau...