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- Training Set Results:
- Overall accuracy (percentage of predictions that are correct) = 0.6578217821782179
- Count of True Positives (people detained who would have recidivated): 1312
- Count of True Negatives (people released who did not recidivate): 2010
- Count of False Positives (people detained who would not have recidivated): 755
- Count of False Negatives (people released who recidivated): 973
- Of those people detained, percentage who would not have recidivated = 0.3652636671504596
- Of those people released, percentage who recidivated = 0.32618169627891386
- Of those people who would not have recidivated, percentage detained = 0.2730560578661845
- Of those who would have recidivated, percentage released = 0.4258205689277899
- Results for African-Americans in training set
- Overall accuracy (percentage of predictions that are correct) = 0.65143299767622
- Count of True Positives (people detained who would have recidivated): 864
- Count of True Negatives (people released who did not recidivate): 818
- Count of False Positives (people detained who would not have recidivated): 432
- Count of False Negatives (people released who recidivated): 468
- Of those people detained, percentage who would not have recidivated = 0.3333333333333333
- Of those people released, percentage who recidivated = 0.36391912908242613
- Of those people who would not have recidivated, percentage detained = 0.3456
- Of those who would have recidivated, percentage released = 0.35135135135135137
- Results for Caucasians in training set
- Overall accuracy (percentage of predictions that are correct) = 0.6552524666279744
- Count of True Positives (people detained who would have recidivated): 331
- Count of True Negatives (people released who did not recidivate): 798
- Count of False Positives (people detained who would not have recidivated): 242
- Count of False Negatives (people released who recidivated): 352
- Of those people detained, percentage who would not have recidivated = 0.4223385689354276
- Of those people released, percentage who recidivated = 0.3060869565217391
- Of those people who would not have recidivated, percentage detained = 0.2326923076923077
- Of those who would have recidivated, percentage released = 0.5153733528550513
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