#classification-threshold

Question 1: Select all that apply

A classifier labels an example positive when its predicted probability exceeds a threshold. Which statements are true? Select all that apply.

Raising the threshold tends to decrease both true positives and false positives1
Raising the threshold tends to decrease both true negatives and false negatives2
Lowering the threshold generally increases recall3
Raising the threshold can improve precision if it removes many false positives without losing many true positives4