问题
单项选择题
An analyst obtains statistics on return information for Vay Industries and Ranch Meatpacking as follows:
Based on this information, what is the covariance between the two sets of returns, and what is the correlation coefficient Covariance Correlation coefficient()①A. 5.98 0.32
②B. 5.98 0.42
③C. 6.52 0.32
A．①
B．②
C．③
答案
参考答案：C
解析：
