Final answer:
It is difficult to determine the exact percentage of Americans who know what's going on in a rugby match. According to a 2013 survey, around 49% to 55% of Americans believed that big-time college sports programs corrupt higher education, providing some insights into sports awareness among Americans. Rugby's popularity in the United States is relatively low compared to other sports.
Step-by-step explanation:
In terms of the percentage of Americans who actually know what's going on in a rugby match, it is difficult to provide an exact figure without a specific survey or study addressing this question directly.
However, it can be inferred that the awareness and understanding of rugby among Americans may not be as high as other popular sports like American football or basketball.
According to a national survey conducted in 2013, it was found that between 49% to 55% of Americans believed that big-time college sports programs corrupt the process of higher education. Although this survey didn't specifically address rugby, it provides some insights into the level of interest and knowledge about sports among Americans.
Additionally, it is worth noting that the popularity of rugby in the United States is relatively low compared to sports like American football, basketball, and baseball. Rugby is most popular in countries like Australia, New Zealand, South Africa, and the United Kingdom.