Ride and prejudice.Change in expected tip for uber drivers,2017, by age of driver and sex,$

The given graph details the discrepancies of tip for Uber drivers based on their age and sex in 2017. Overall, the most noticeable change can be seen in the female driver, male passenger (FM) line. As for the others (MM, FF, MF), there were insignificant alterations as the age got higher. Observing the diagram closely, it is clear that male passenger expressed the most bias towards female drivers. Particularly, the difference peaked at almost 0. 07 dollars in the 21-25 bracket, followed by a steep decline to merely zero in the above 65 section. On the contrary, starting at exactly zero, the MM line steadily dropped to roughly -0. 04 dollars. Meanwhile, it seems that female passengers did not favor supporting drivers when the tip disparity was always less than standard. Specifically, the FF trend reached the zenith of almost -0. 02 dollars in the 35-44 category prior to diving below -0. 04 dollars in the 65+ bracket. Similarly, there was a stability throughout the age ranges in the MF line around the -0. 06 axis.