Sangeetha Pulapaka
1




The relative frequency marginal distribution of transportation method can be found out by dividing the total of each typeof vehicle with the total number of vehicles.


\frac{1887}{1938}\ \approx97\%


Public transportation: 


\frac{9}{1938}\ \approx0\%


Other: 

\frac{42}{1938}\ \approx2\%


The answer:

Private vehicle: 97%


Public transportation: 0%


Other: 2%