Tools For Monitoring Performance (cont. Information Controls(cont. How Are Information Systems Used in Controlling? managers need information about: -what is happening -what are performance standards -acceptable ranges of variation -appropriate courses of action ©Prentice Hall,2002 20-14 Information Controls (cont.) – How Are Information Systems Used in Controlling? • managers need information about: –what is happening –what are performance standards –acceptable ranges of variation –appropriate courses of action Tools For Monitoring Performance (cont.) © Prentice Hall, 2002 20-14