Problem: Prevision the result of the S&P index (The Standard & Poor's 500) of the American stock market index (NYSE or NASDAQ) https://rdrr.io/cran/ISLR/man/Smarket.html
Problem: Prevision the result of the S&P index (The Standard & Poor's 500) of the American stock market index (NYSE or NASDAQ) https://rdrr.io/cran/ISLR/man/Smarket.html