You make it sound like we're talking about a few false positives and a few false negatives.

>94% false positive rate (9/159) >95% false negative rate ((200-9)/200)

If it's unreasonable to call this a shit screening process, what would you consider reasonable?!

In any case, it seems virtually certain that McCarthy's accusations were far more effective as political tools rather than as filters against soviet subversion, in accordance with the traditional narrative.