Degree of Correlation MCQs
Degree of Correlation – MCQs with Answers & Explanations
Class: 11th |
Subject: Economics (Statistics for Economics) |
Section: Correlation |
Topic: Degree of Correlation
Board: CBSE Board Examinations
Board: CBSE Board Examinations
These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 11 Board Examination preparation. Each question includes detailed and concept‑clearing explanations.
1. Degree of correlation indicates:
Answer: B
It measures how strongly variables are related.
It measures how strongly variables are related.
2. Correlation coefficient near ±1 shows:
Answer: B
Closer to ±1 → stronger correlation.
Closer to ±1 → stronger correlation.
3. r = 0.95 indicates:
Answer: B
Very high positive correlation.
Very high positive correlation.
4. r = –0.90 indicates:
Answer: A
Close to –1 → strong inverse relation.
Close to –1 → strong inverse relation.
5. r = 0 indicates:
Answer: C
No linear relationship exists.
No linear relationship exists.
6. Moderate correlation lies around:
Answer: B
Mid‑range values show moderate strength.
Mid‑range values show moderate strength.
7. Perfect correlation degree:
Answer: A
Exact linear relation.
Exact linear relation.
8. Weak correlation value example:
Answer: A
Closer to 0 → weak.
Closer to 0 → weak.
9. Degree depends on:
Answer: A
Absolute value shows strength.
Absolute value shows strength.
10. r = 0.50 indicates:
Answer: B
Mid‑level strength.
Mid‑level strength.
11. Strong correlation scatter:
Answer: B
Less scatter → stronger relation.
Less scatter → stronger relation.
12. Weak correlation scatter:
Answer: B
More dispersion → weak.
More dispersion → weak.
13. Degree ignores:
Answer: B
Degree measures strength, not direction.
Degree measures strength, not direction.
14. r = –0.60 shows:
Answer: B
Moderate inverse relation.
Moderate inverse relation.
15. r = 0.02 indicates:
Answer: B
Very close to zero.
Very close to zero.
16. Highest degree possible:
Answer: C
Maximum strength is perfect correlation.
Maximum strength is perfect correlation.
17. Degree classification includes:
Answer: A
Based on strength levels.
Based on strength levels.
18. r = 1 means:
Answer: A
Maximum possible strength.
Maximum possible strength.
19. Degree shown numerically by:
Answer: B
Correlation coefficient shows degree.
Correlation coefficient shows degree.
20. Near zero value shows:
Answer: B
Minimal association exists.
Minimal association exists.
