Use VFINX as the market portfolio. What is the beta for VFINX

Geomeans, Standard Deviations, and Correlation Coefficients Geometric Mean Std Dev Correlation Coefficient VWUSX VWIGX VUSTX VEINX VFICX 1 0.94 1 VEINX VWUSX VWIGX VUSTX VFICX 9.9% 9.8% 8.8% 7.1% 5.8% 18.8% 21.5% 19.3% 11.1% 4.8% 0.75 0.7 1 -0.29 -0.26 -0.29 -0.16 -0.15 -0.14 0.81 1 1 VEINX: Vanguard 500 Index fund VUSTX: Vangaurd Long-terem Treasury Fund VWUSX: Vanguard U.S. Growth VFICX: Vanguard Intermediate-term Investement VWIGX: Vianguard Internationasl Growh Grade. Data from Ocotber 29, 1993 to December 10, 2020 Efficient Frontiers of Assets Asset Std Dev Exp Ret VFINX VWUSX VWIGX VUSTX VFICX 9.9% 0% 0% 9.5% 0% 0% 0% 0% 0% 14% 32% 0% 100% 86% 68% 50% 33% 0% 0% 18.8% 15.7% 12.2% 9.4% 7.9% 6.7% 5.6% 4.7% 4.4% 0% 9.0% 8.5% 8.0% 7.5% 7.0% 0% 6% 50% 52% 35% 18% 9% 33% 27% 0% 0% 0% 0% 0% 0% 5% 21% 4% 1% 6.5% 6.2% 15% 6% 3% 4% 57% 81% 90% 0%