Effective leaders should be able to improvise an agenda during a group meeting

In multichannel recording, this can be placed on each channel and then mixed into the final product at some later date

A. microphone B. vocalist C. a separate audio source

Which one of the following is not true of descriptive statistics?

a. summarize complex data b. show how the data vary c. show population parameters d. show if different groups of people differ in some way e. show if there are relationships among variables we are interested in