Which of the following statements about a discrete random variable and its probability distribution are true?
a. Values of the random variable can never be negative.
b. Some negative values of f(x) are allowed as long as ?f(x) = 1.
c. Values of f(x) must be greater than or equal to zero.
d. The values of f(x) increase to a maximum point and then decrease.
C
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Normative decision making is based on the assumption that:
a. decisions are made better by groups. b. the best type of decision making depends on the characteristics of team members. c. The best type of decision making depends on the size of the group. d. The best type of decision making depends on the nature of the problem.
Rob was complaining to another member of the lawn crew, "I don't know how they expect me to do an adequate job. The mower doesn't work right, the trimmers are so dull they don't cut anything, and the rest of the equipment is so old we can't get parts." Rob's company lacks the ________ workers need to be able to do a good job.
A. maintenance schedule B. customer expectation mechanisms C. emotional support D. service infrastructure E. instrumental support
Franky believes that there should be no trade restrictions for any reason. What effect would Franky say that trade restrictions have on prices?
A. He would argue that by encouraging competition with trade restrictions, prices are likely to decrease. B. He would argue that restrictions would cause greater competition and therefore lead to higher prices. C. He would say that trade restrictions have no impact on prices, but they do restrict consumers' choices. D. He would say that restrictions reduce competition and therefore cause an increase in prices. E. He would argue that trade restrictions increase prices because they break up domestic monopolies.
Jolene is a mathematics major. She has a high tolerance for ambiguity and tends to overanalyze many situations. What style does Jolene represent?
A. conceptual B. directive C. consultative D. behavioral E. analytical