Churn rate: 35.9%
Accuracy:  74.4%
Precision: 70.3%  (of those we flagged, how many really left)
Recall:    50.0%  (of those who left, how many we caught)

Confusion matrix (rows = actual stay/leave, columns = predicted stay/leave):
[[141  19]
 [ 45  45]]

With a 35% cut-off: flagged 104, recall 70.0%, precision 60.6%
