When using multivariate testing, if you wish to test two different versions of an image, a button, and a piece of text, how many combinations will you need to test?

Roger, a sales rep for an office furniture company is not sure whether he should be spending time showing customers how to assemble the furniture. Roger is experiencing __________ concern.

A. Role expectancy B. Role ambiguity C. Role conflict D. Role inaccuracy E. Role rotation

According to a study with Norwegian workers, an effective team leader stands out of the way and offers no guidance or encouragement to team members

Indicate whether the statement is true or false.