I believe the answer is: 70%
The number come after accumulating the number of earning from each gender and divided it to the number of population that each gender has.
After the division, it's calculated that the median earning for men tend to be 23% higher compared to women's median earning
In a research study which sets out to examine whether there
is a difference in stress levels between single and married mothers of young
children, an appropriate null hypothesis for the study would be: “There is no difference
in stress levels between single and married mothers of young children”
Philadelphia was the first city to celebrate independence day.
Hope this helps!