Wider channel bandwidth ________
A) increases transmission speed
B) allows more channels to be used in a service band
C) both A and B
D) neither A nor B
A
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Of the following methods of evaluating advertising, the one that is the most difficult to fake by respondents would be:
A) advertising tracking research B) copytesting C) cognitive neuroscience D) emotional reaction tests
The Ricardian model of comparative advantage includes all of the following assumptions EXCEPT
a. it is only based on two nations and two products. b. product quality varies among nations. c. labor is the only factor of production. d. labor can move freely within a nation.
Which check is not an input control?
a. reasonableness check b. validity check. c. spooling check d. missing data check
An unfavorable labor efficiency variance is the:
a. Number of actual hours worked in excess of the standard hours allowed multiplied by the standard labor rate. b. Number of actual hours worked in excess of the standard hours allowed multiplied by the actual labor rate. c. The number of actual hours worked below the standard hours allowed multiplied by the standard labor rate. d. Number of actual hours multiplied by the difference in the actual and standard labor rates.