3 ms·
You couldn't have a true "blind" control group, as there is no way a person could not tell that they are being showered by cold water as opposed to warm water.
by kiliantics 7y ago
You couldn't have a true "blind" control group, as there is no way a person could not tell that they are being showered by cold water as opposed to warm water.
- marblar 7y agoWell, you could sedate both groups before the shower and dry them before waking.