Randomization still eliminates some confounding factors even without blinding. For example, you might be more likely to decide to turn on your bright lights when you’re already feeling alert.
Yep yep. It’s just not quite as strong as a blind study, but that’s fine for these purposes.
Randomization still eliminates some confounding factors even without blinding. For example, you might be more likely to decide to turn on your bright lights when you’re already feeling alert.
Yep yep. It’s just not quite as strong as a blind study, but that’s fine for these purposes.