the distribution of hourly wages in the USA is skewed right. Can the 68-95-99.7% rule(also know as the empirical rule) be used with this distribution?

1 yes, the rule can be used with bell-shaped data

2 yes, the rule only applies to skewed data

3 no, the rule does not apply to bell-shaped data

4 no, the rule canot be used with skewed data