Too Long; Didn't Read
The ideal cryptocurrency index consists of every single coin in the market, weighted by market cap. Bitcoin makes up almost 60% of the entire portfolio, while ranks 15–20 make up only 3.4% of portfolio. The index wouldn’t do a great job at capturing the risk & performance of the lower-capped coins. Each index claim to be the best in their own right, but we're going to be putting these claims to the test by calculating the Pearson correlation coefficient between each index and the movement of the cryptocurrency market.