Q3

A wholesaler has recently developed a computerized sales invoicing system. Prior to implementlng this system, a manual system was used. The distribution of the number of errors per invoice for the manual system is as follows: Percentage of Invoices 84$ 2% After implementation of the computerized system, a random sample of 500 invoices gives the following error distribution: Chi-Square 54-33810 p-value 9.9999991996 Use the Excel output shown above to determine whether the error percentages for the computerized system differ from those for the manual system at the .05 level of signicance. What do you conclude