Understanding quantitative methods benefits candidates in UPSC by enhancing data interpretation skills, which are crucial for subjects like Economy and Environmental Studies. Candidates who are comfortable with quantitative analysis can critically assess statistical information and derive insights from numerical data. This competency aids in solving problems presented in the exam and equips candidates to formulate policies grounded in empirical evidence. Strong problem-solving abilities related to statistics increase a candidate’s confidence and preparedness for both the written examination and the personality test, where data literacy might be assessed.