Definition of Variable in Statistics
What does the term 'variable' refer to in statistics?
- A fixed constant value in a dataset
- A characteristic that takes different values for different observations — Correct Answer
- Only quantitative characteristics like height and weight
- Only qualitative characteristics like gender and nationality
Explanation:
Correct Answer Explanation
A variable is a characteristic that takes different values for different observations.
Key Points:
- Raw data consists of observations on variables.
- Variables can be quantitative (measurable: height, weight, marks) or qualitative (attributes: gender, religion).
- Quantitative variables are further classified as continuous or discrete.
- Example: Marks of students is a variable — it varies from student to student.
- Example: Whether a student passed or failed is a qualitative variable (attribute).
📚 About this Topic — CH-3: Organisation of Data
This multiple choice question is from CH-3: Organisation of Data, NCERT Books, Statistics for Economics. It has 4 options with a detailed explanation of the correct answer. Practice more MCQs from CH-3: Organisation of Data to strengthen your preparation.
