Erin Patterson argued her trial was unfair due to seven grounds but three appeal judges dismissed them all.
In her first interview since the incident, Joanna Wietrzyk told the BBC she takes responsibility for it but did not deserve such a severe backlash.
Fuel price rises are driving discontent, testing support for Ahmed al-Sharaa's government.
The change was announced amid backlash over the school's handling of gang rape allegations involving a fraternity on campus.
The collision involving a Robinson R22 and an Airbus helicopter occurred on Thursday afternoon, with both aircraft crashing in a field adjacent to a highway.
Hispanic voters have helped drive the early voting numbers, which appear to outpace overall turnout for previous elections in some battleground counties.
Days after ousting Aleksandar Vučić's party from power, Student List MPs call for top figures to stand down.
Machado, who was in exile for nearly a year, said the transition in Venezuela's government would be "irreversible, organised, pacific".
The PM's Likud party has alleged foreign interference and said Arab-led parties "stole" the election after his coalition lost its majority.