Qualitative-quantitative bus joke
A quantitative evaluator, a qualitative evaluator, and a normal person are waiting for a bus. The normal person suddenly shouts, “Watch out, the bus is out of control and heading right for us! We will surely be killed!” Without looking up from his newspaper, the quantitative evaluator calmly responds, “That is an awfully strong causal claim you are making. There is anecdotal evidence to suggest that buses can kill people, but the research does not bear this out. People ride buses all the time and they are rarely killed by them. The correlation between riding buses and being killed by them is very nearly zero. I defy you to produce any credible evidence that buses pose a significant danger. It would really be an extraordinary thing if we were killed by a bus. I wouldn’t worry.” Dismayed, the normal person starts gesticulating and shouting, “But there is a bus! A particular bus! That bus! And it is heading directly toward some particular people! Us! And I am quite certain that it will hi...