X_AAPL = AAPL[[\'100ma\',\'100mmin\',\'100mmax\']] Y_AAPL = AAPL[\'gain\'] X_AAPL_train, X_AAPL_test, y_AAPL_train, y_AAPL_test = train_test_split(X_AAPL, Y_AAPL, te