It takes six months from the time a book deal is signed by an editor until it is published

During a question-and-answer session, which of the following techniques are not useful?

A) Lower your voice toward the end of your talk, so that listeners know it is ending B) If the questioner?s voice is inaudible, repeat the question C) Glance around the room; do not focus attention solely on the questioner D) Afterward, breathe deeply and return to your seat confidently

Inferential statistics are used to:

A. compute the standard deviation. B. describe the practical significance of the results. C. describe the basic properties of scores. D. draw conclusions about a population by examining the data from a sample. E. determine the normality of the data.