Formal ________ communication comes in the form of policies, procedures, directives, and through the organization chart

The second unit of production took 9 hours. If the learning curve is 90% how long did the first unit take?

A) 9 hours B) 10 hours C) 8.1 hours D) 8.5 hours E) none of the above

Data mining techniques for discovering and extracting information from Web documents, exploring both Web content and Web usage, best defines

A) Web brokering. B) collaborative filtering. C) page filtering. D) Web mining.