爱考云 - 搜题找答案神器_海量试题解析在线查

题目 Data values that are categorical and not amenable to being organized in a logical order are most likely to be characterized as: 选项 A.ordinal data. B.discrete data. C.nominal data. 答案 C [...]

题目 Which probability estimate most likely varies greatly between people? 选项 A.An a priori probability B.An empirical probability C.A subjective probability 答案 C 解析 C is correct. A [...]

题目 Which of the following correlation coefficients indicates the weakest linear relationship between two variables? 选项 A.–0.67 B.–0.24 C.0.33 答案 B 解析 ： B is correct. [...]

题目 If the probability that Zolaf Company sales exceed last year's sales is 0.167, the odds for exceeding sales are closest to: 选项 A.1 to 5. B.1 to 6. C.5 to 1. 答案 A 解析 ： A is [...]

题目 An analyst develops the following covariance matrix of returns:「huixue_img/importSubject/1564548691447123968.png」The correlation of returns between the hedge fund and the market index is [...]

题目 A bar chart that orders categories by frequency in descending order and includes a line displaying cumulative relative frequency is referred to as a: 选项 A.Pareto Chart. B.grouped bar [...]

题目 An analyst estimates that 20% of high-risk bonds will fail (go bankrupt). If she applies a bankruptcy prediction model, she finds that 70% of the bonds will receive a “good” rating, [...]

题目 If the risk-free rate is equal to zero and the mean is less than the standard deviation, compared with Sharp ratio, the coefficient of variation is: 选项 A.Greater. B.Same. C.Less. 答案 A [...]

题目 Which of the following is a property of two dependent events? 选项 A.The two events must occur simultaneously. B.The probability of one event influences the probability of the other event. [...]

题目 US and Spanish bonds have return standard deviations of 0.64 and 0.56, respectively. If the correlation between the two bonds is 0.24, the covariance of returns is closest to: 选项 A.0.086. [...]