Sentaria Assisted Living Centers has a current tax$-$exempt bond issue with a coupon rate

of $5\%$ selling for $$619\mathrm{.}70$ per bond $($ $$1,000$ par value for each$)$ and has $15$ years

remaining to reach maturity. What is the bond issue's estimated yield to maturity

$($YTM$)?$ Interpret the meaning of this result to the bond issue's investor$($s$).$