(1) Remove the commas and convert the variables into a numeric variable for the following two variables “Customer_Balance” and “Customer_Max_Credit_Amount” in the Customer Master File dataframe “CUS1”:

(1) In the Cash dataset, convert the variable “Payment_Date” to the date format.

(1) What is the footed amount for the “Invoice_Amount” variable?

(1) Was there a difference between the client's calculated discounts and yours?

(1) How many observations are in the sample selected?

(1) What is the forecasted revenue account balance for 2013, 2014, and 2015?

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