案例金融数学 The volatility of stock can be calculated by calculating the standard deviation of stock return, i.e. STD (stock_ret); the beta of stock can be calculated by CAPM formula Risk modeling Fina...

案例金融数学 The volatility of stock can be calculated by calculating the standard deviation of stock return, i.e. STD (stock_ret); the beta of stock can be calculated by CAPM formula Risk modeling Fina...

Python统计案例 This exercise explores the Python Selenium and the regular expressions to download the Apple products offered by amazon.com. STAT 7008 Project 4 Deadline 1 Dec 2018 Python统计案例...