Tally Placement for Score 71
If a student scores 71 marks in mathematics, in which class interval is a tally mark placed?
- 60–70
- 70–80 — Correct Answer
- 65–70
- 75–80
Explanation:
Correct Answer Explanation
Score of 71 → tally placed in class 70–80.
Class Assignment Rules:
- 71 is between 70 and 80 → class 70–80 ✓
- 57 → class 50–60 ✓
- 40 → class 40–50 (upper limit excluded convention) ✓
Class 70–80 Observations:
The class 70–80 contains: 70, 75, 70, 76, 70, 71 → frequency = 6. Class Mark = 75.
📚 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.
