[tex]99.7\%[/tex]
1) Considering the empirical rule to be graphically displayed as:
2) So, comparing both graphs, we can tell that the area under the curve can be expressed as:
[tex]100-(34\%+34\%+13.5\%+13.5\%\:+2.35\%+2.35\%)=99.7\%[/tex]
Considering the whole area beneath the curve is 100%.
