The PLCP sublayer of the 802.11a, used to format data for transmission, generates packets that are composed of a preamble, a header, and, of course, the data

A ________ is one of the two types of scaling techniques in which there is direct comparison of stimulus objects with one another

A) random scale B) nonrandom scale C) comparative scale D) noncomparative scale E) direct scale

Portfolio risk is typically measured by ________ while the risk of a single investment is measured

by ________. A) security market line; standard deviation B) standard deviation; beta C) beta; standard deviation D) beta; slope of the characteristic line