此卡不具有透支功能
此卡可以赎回
此卡可以使用信用卡购买
此卡为不记名预付卡
A.葡萄球菌
B.变形杆菌
C.沙门菌
D.肉毒梭菌
E.副溶血性弧菌
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?
A.甲在A保险公司购买了50万的三责险,在B公司购买了30万的三责险
B.甲在A保险公司购买了50万的车损险,在B公司购买了30万的车辆盗抢险,车辆保险价值50万
C.甲在A保险公司购买了100万的终身寿险,在B公司购买了200万的终身寿险
D.甲在A保险公司购买了50万的企业财产保险,在B公司购买了30万的企业财产保险,企业财产保险价值60万
A.[1-(1+i)-n-1]/i-1
B.[1-(1+i)-n-1]/i+1
C.[1-(1+i)-n+1]/i-1
D.[1-(1+i)-n+1]/i+1
A.终结该诉讼
B.继续诉讼,作出判决
C.延期审理
D.中止该诉讼