I am a prospective PhD student interested in the Department of Statistics and Data Science at Wharton. Please navigate to the PhD program page and identify the primary application deadline, any specific GRE or GMAT requirements, and if there are any unique research specializations or tracks mentioned for PhD students.
Navigate to 'https://statistics.wharton.upenn.edu'. Click on the 'Programs' link (ID 91). Click on the 'PhD' program link. Locate and extract information regarding the primary application deadline. Identify any stated requirements for GRE or GMAT scores. Look for details on research specializations, tracks, or areas of focus within the PhD program. Synthesize all collected information into a concise answer.
The agent successfully navigates to the 'Programs' page. The agent successfully navigates to the 'PhD' program page. The primary application deadline for the PhD program is stated. Any specific GRE or GMAT requirements (or lack thereof) are identified. Any unique research specializations or tracks for PhD students are listed.