Required: Select the tool, technique or test designed to find each type of anomaly. Type of Anomaly Diagnostic Tool, Technique, or Test Three cents of every dollar invested in advertising translates into $1 in sales Determining that some customers are much more profitable than others, Transactions that are both recorded and authorized by the same person Unexpectedly, we find more transactions with the leading digit 7 in the dataset than those with a leading digit of 4 Check payment is applied twice to the same invoice