Frequency of Observation 49 in Raw Data

Question

The value 49 appears five times in the raw data of marks of 100 students. What is the 'frequency' of the observation 49?

Select an answer

The value 49 appears five times in the raw data of marks of 100 students. What is the 'frequency' of the observation 49?

  1. 1
  2. 3
  3. 5 — Correct Answer
  4. 49
Explanation:
Correct Answer Explanation

The frequency of observation 49 = 5 (it appears five times in the raw data).

Individual Observation Frequencies in Raw Data:
  • Value 0: frequency = 1
  • Value 10: frequency = 1
  • Value 40: frequency = 3
  • Value 49: frequency = 5
Key Distinction:
  • Observation frequency: How many times a specific value appears in raw data.
  • Class frequency: How many values fall in a particular class (in grouped data).

📚 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.

Author Avatar
Anvi Classes

Anvi classes for Current Affairs, GK, and General Studies MCQs. Prepare for UPSC, SSC, and other competitive exams with our comprehensive quizzes.