PMean: How many research subjects

Steve Simon

2015-10-13

Figure 1. Graphic image of a light bulb joke

Here’s a quote from yours truly.

How many research subjects does it take to screw in a light bulb? At least 300 if you want the bulb to have adequate power.

I’ve added a cute graphic from the public domain (downloaded from Pixabay to liven it up a bit.

You can find an earlier version of this page on my blog.