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Backtest 1986 (S & P 500)

For 1986:
Naive-Bayes: Positive, Up,   Prediction Count is 154
Naive-Bayes: Negative, Down, Prediciton Count is 99
Naive-Bayes: Total Accuracy is 53.0%
Naive-Bayes: Positive, Up,   effectiveness is 0.07577272727272727%
Naive-Bayes: Long-only effectiveness is 0.06838339920948612%
Naive-Bayes: Negative, Down, effectiveness is 0.05688888888888889%
For 1986:
Logistic-Regression: Positive, Up,   Prediction Count is 136
Logistic-Regression: Negative, Down, Prediciton Count is 117
Logistic-Regression: Positive Accuracy is 60.0%
Logistic-Regression: Negative Accuracy is 70.0%
Logistic-Regression: Total Accuracy is 55.0%
Logistic-Regression: Positive, Up,   effectiveness is 0.1343823529411765%
Logistic-Regression: Long-only effectiveness is 0.06838339920948612%
Logistic-Regression: Negative, Down, effectiveness is -0.008333333333333345%

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