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NCERT Class 11 Economics MCQ Chapter 7 Correlation
Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. NCERT Class 11 Economics Objective Type Solutions are part of All Subject Solutions. Here we have given CBSE Class 11 Economics Multiple Choice Question and Answer, HS First Year Economics MCQ Solutions for All Chapters, You can practice these here.
Correlation
Chapter: 7
PART – (A) STATISTICS FOR ECONOMICS
MCQ
1. Association of two or more variables is measured by:
(a) Dispersion.
(b) Mode.
(c) Mean.
(d) Correlation.
Ans: (d) Correlation.
2. Correlation is the study of analysis of:
(a) Uni-variate.
(b) Bi-variate.
(c) Multi-variate.
(d) All of these.
Ans: (b) Bi-variate.
3. Correlation between two variables can be:
(a) Negative.
(b) Positive.
(c) Linear.
(d) All of these.
Ans: (d) All of these.
4. Relationship between price increase of the commodity and quantity demanded is an example of:
(a) Positive correlation.
(b) Negative correlation.
(c) Linear correlation.
(d) Zero correlation.
Ans: (b) Negative correlation.
5. Negative correlation is also known as:
(a) Direct correlation.
(b) Inverse correlation.
(c) Partial correlation.
(d) None of these.
Ans: (b) Inverse correlation.
6. Coefficient of correlation between + 0.6 to + 0.75 is:
(a) Perfect correlation.
(b) Moderate degree of correlation.
(c) High degree of correlation.
(d) Positive moderate degree of correlation.
Ans: (d) Positive moderate degree of correlation.
7. Correlation coefficient is denoted by:
(a) co
(b) r
(c) l
(d) c
Ans: (b) r.
8. The correlation between two variables is called:
(a) Positive correlation.
(b) Negative correlation.
(c) Simple correlation.
(d) Zero correlation.
Ans: (c) Simple correlation.
9. Simple correlation is also called ____________ correlation.
(a) Linear.
(b) Non-linear.
(c) Perfect.
(d) None of these.
Ans: (a) Linear.
10. Multiple correlation is:
(a) When the correlation is only studied between four variables.
(b) When the correlation is studied between three or more variables.
(c) When the correlation is only studied between two variables.
(d) When the correlation is only studied between three variables.
Ans: (b) When the correlation is studied between three or more variables.
11. The non-mathematical method of studying correlation is:
(a) Scatter diagram.
(b) Karl Person’s coefficient of correlation.
(c) Spearman’s Rank correlation.
(d) All of these.
Ans: (a) Scatter diagram.
12. A scatter diagram is a method of studying the:
(a) Value of dispersion.
(b) Comparing average.
(c) Degree of relationship.
(d) None of these.
Ans: (c) Degree of relationship.
13. If plotted dots in the scatter diagram are almost in the straight line showing upward trend, then it is:
(a) Perfect negative correlation.
(b) Perfect positive correlation.
(c) No correlation.
(d) None of these.
Ans: (b) Perfect positive correlation.
14. A perfect negative correlation is signified by:
(a) 1
(b) 0
(c) -1.0
(d) 2
Ans: (c) -1.0
15. Rank correlation method was developed by:
(a) Charles Edward Spearman.
(b) Karl Pearson’s.
(c) JB Say.
(d) JP Menon.
Ans: (a) Charles Edward Spearman.
16. Rank correlation is known as:
(a) Spearman’s correlation.
(b) Karl Person’s correlation.
(c) Bowler’s correlation.
(d) JP’s correlation.
Ans: (a) Spearman’s correlation.
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