The "Chinese Robber Fallacy" is a term that was coined in online communities to describe a specific type of logical fallacy. The name is derived from a hypothetical scenario where someone uses the large population of China to manipulate statistical data.
The fallacy works like this: let's say someone argues that Chinese people commit more robberies than any other nationality simply because China has the largest population. This argument seems logical at first glance, but it's flawed because it doesn't take per capita rates into consideration.
In this hypothetical scenario, if you divide the total number of robberies by the total population, you might find that the per capita robbery rate in China is actually lower than in other countries.
The "Chinese Robber Fallacy" is therefore a fallacy of composition, assuming that what's true of the part (some Chinese people are robbers) is true for the whole (China has the most robbers) without considering other relevant factors (like population size).
The "Chinese Robber Fallacy" is a fallacy and not a valid argument. It demonstrates a lack of understanding or misuse of statistics. So, it is indeed a form of faulty reasoning, not a valid theory. Like all logical fallacies, it's important to recognize and avoid it in arguments and discussions.