Overlapping area represents the amount of risk that can be diversified away by holding Yobit BitCurrency USD and LiveCoin TrustCoin USD in the same portfolio assuming nothing else is changed. The correlation between historical prices or returns on LiveCoin TrustCoin USD and Yobit BitCurrency is a relative statistical measure of the degree to which these equity instruments tend to move together. The correlation coefficient measures the extent to which returns on Yobit BitCurrency USD are associated (or correlated) with LiveCoin TrustCoin. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of LiveCoin TrustCoin USD has no effect on the direction of Yobit BitCurrency i.e. Yobit BitCurrency and LiveCoin TrustCoin go up and down completely randomly.