Data Sufficiency • Single and two-statement questions
Data Sufficiency: Full-Length Notes Topics Covered: Single and Two-Statement Questions 1. What is Data Sufficiency? Data Sufficiency is a reasoning and quantitative aptitude topic that tests your ability to determine whether the information provided is enough to answer a given question—not to actually solve it, but to judge if it can be solved with the given data 1 2 4 5 . This skill is vital for exams because it checks both your conceptual understanding and your analytical ability. 2. Structure of Data Sufficiency Questions A question is asked. One or more statements (usually two) are provided. You must decide if the statements, alone or together, are sufficient to answer the question. You do NOT need to actually solve the problem—just say if it can be solved with the information given 1 2 4 5 . 3. Standard Answer Choices Most exams use these five options (though the wording may vary): A. The data in statement I alone is sufficient, but statement II...