“你认为行政人员应具有怎样的素质结构”这一问题设计的错误在于表述()。
A.有敏感问题
B.有倾向性
C.抽象笼统
D.模棱两可
A.有敏感问题
B.有倾向性
C.抽象笼统
D.模棱两可
西塞罗认为,要成为一名成功的演说家,应该具有一系列素质,这些素质并不包括 ()
A.必须具有良好的自然天赋
B.必须具备良好的哲学素质以及雄厚的知识基础
C.必须具备高尚的品德
D.必须有良好的语言修养
A量身定做原则
B基于需求原则
C重点突出原则
D持续完善原则
理查德正在决定要不要购买州发行的彩票,每张彩票的价格为1美元,取得回报的概率如下所示:
(1)如果理查德购买了一张彩票,它的期望收益是多少?方差呢?
(2)理查德的绰号是“无风险的草堆”,因为他对风险极度地规避。他会购买彩票吗?
(3)理查德获得了1000张彩票。讨论一下你将怎样确定他愿意卖出这1000张彩票的最低价格?
(4)从长期来看,给定彩票的价格和回报/概率表,你认为该州可以从该活动中得到什么?
Richard is deciding whether to buy a state lottery ticket. Each ticket costs $ 1, and the probability of winning payoff is given as follows:
a. What is the expected value of Richard' s payoff if he buys a lottery ticket? What is
the variance?
b. Richard' 8 nickname is“No-risk Rick". He is an extremely risk-averse individual. Would he buy the ticket?
e. Richard has been given 1000 lottery tickets. Discuss how you would determine the smallest amount for which he would be willing to sell all 1000 tickets.
d. In the long run, given the price of the lottery tickets and the probability/return table, what do you think the state would do about the lottery?