Does a Strong January for the S&P 500 Mean a Good Year for the Market? Here's What History Says.

More than a week into 2026, and the S&P 500 (SNPINDEX: \^GSPC) is off to a positive start to the year. At this writing, it ...

Understanding Negative Correlation Coefficient in Statistics

Learn about the negative correlation coefficient, its significance, comparison with other coefficients, and real-world ...