If a reviewer chooses to use RAT-STATS, what features of RAT-STATS should be used to perform a CIA Claims Review?
The following components of RAT-STATS should be used to perform a CIA Claims Review: • Random Numbers (See response to Question 7 for specific guidance on how to use this feature): to draw random samples for both the Probe or Discovery Sample and the Full Sample; • Variable Appraisals (See response to Question 8 for specific guidance on how to use this feature): to calculate the mean and standard deviation of the overpayment amount in the sample; and • Sample Size Estimator (See response to Question 9 for specific guidance on how to use this feature): to estimate the size of the Full Sample.
The following components of RAT-STATS should be used to perform a CIA Claims Review: • “Random Numbers” to draw random samples for both the Discovery Sample and the Full Sample (See response to Question 4.5 for specific guidance on how to use this feature); • “Variable Appraisals” to calculate the mean and standard deviation of the overpayment amount in the sample (See response to Question 4.6 for specific guidance on how to use this feature); and • “Sample Size Estimator” to estimate the size of the Full Sample (See response to Question 4.7 for specific guidance on how to use this feature).
