爱考云 - 搜题找答案神器_海量试题解析在线查

题目 Which parameter equals zero in a normal distribution? 选项 A.Kurtosis B.Skewness C.Standard deviation 答案 B 解析 ： B is correct. A normal distribution has a skewness of zero (it is [...]

题目 A Monte Carlo simulation can be used to: 选项 A.directly provide precise valuations of call options. B.simulate a process from historical records of returns. C.test the sensitivity of a [...]

题目 Which of the following statements is correct with respect to the null hypothesis? 选项 A.It can be stated as “not equal to” provided the alternative hypothesis is stated as “equal [...]

题目 A report on long-term stock returns focused exclusively on all currently publicly traded firms in an industry is most likely susceptible to: 选项 A.look-ahead bias. B.survivorship bias. [...]

题目 All else equal, is specifying a smaller significance level in a hypothesis test likely to increase the probability of a Type I error or Type II error? 选项 A.Type I error (No) or Type II [...]

题目 In the step "stating a decision rule" in testing a hypothesis, which of the following elements must be specified? 选项 A.Critical value B.Power of a test C.Value of a test statistic 答案 A [...]

题目 An analyst uses a software program to analyze unstructured data—specifically, management’s earnings call transcript for one of the companies in her research coverage. The program scans the [...]

题目 An investment pays €300 annually for five years, with the first payment occurring today. The present value (PV) of the investment discounted at a 4% annual rate is closest to: 选项 [...]

题目 After six months, the growth portfolio that Rayan Khan manages has outperformed its benchmark. Khan states that his odds of beating the benchmark for the year are 3 to 1. If these odds are [...]

题目 The nominal risk-free rate is best described as the sum of the real risk-free rate and a premium for: 选项 A.maturity. B.liquidity. C.expected inflation. 答案 C 解析 ： C is correct. [...]