When will the geometric average annual rate of return be equal to the arithmetic average annual rate of return?
a. when all the annual returns are positive
b. when all the annual returns are either positive or zero
c. when there is no variability in the annual returns
d. the geometric average annual rate of return will never equal the arithmetic average annual rate of return

Standardization is associated with which of the following management orientations? a) ethnocentric orientation b) polycentric orientation c) regiocentric orientation d) geocentric orientation

Which of the following businesses is most likely to disrupt an existing industry? a. closer connex developed an earphone that receives emails and text messages and converts them to voice messages. the first models had poor reception, but they rapidly improved over time. b. mega technologies reconfigured the components used in its touchscreen tablets to create a new type of wearable device for use in restaurants and other service industries. c. particle inc. developed a teleportation technology that can transport physical materials instantaneously across great distances. d. altrea added advanced camera technology to its premium line of smartphones so that they would take the highest-quality photos of all phones on the market.

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm