Say that VFIAX is trading at $$50$ at the beginning of the yearWhat is the range in which it will most likely finish the year?

VFIX $-$ S&P $500$ funds. Allocation$-50\%.$ Historica Returns$-13\mathrm{.}97\%.$ Expense Ratio$-0\mathrm{.}04\%.$ Standard Deviation$-18\mathrm{.}0\%.$ what is the range in which it will most likely finish the year?