For 2000:
Naive-Bayes: Positive, Up, Prediction Count is 123
Naive-Bayes: Negative, Down, Prediciton Count is 129
Naive-Bayes: Total Accuracy is 57.0%
Naive-Bayes: Positive, Up, effectiveness is 0.15728455284552847%
Naive-Bayes: Long-only effectiveness is -0.0400079365079365%
Naive-Bayes: Negative, Down, effectiveness is -0.228124031007752%
For 2000:
Logistic-Regression: Positive, Up, Prediction Count is 119
Logistic-Regression: Negative, Down, Prediciton Count is 133
Logistic-Regression: Positive Accuracy is 50.0%
Logistic-Regression: Negative Accuracy is 45.0%
Logistic-Regression: Total Accuracy is 53.0%
Logistic-Regression: Positive, Up, effectiveness is 0.0972689075630252%
Logistic-Regression: Long-only effectiveness is -0.0400079365079365%
Logistic-Regression: Negative, Down, effectiveness is -0.16283458646616542%