## Samacheer Kalvi 12th Economics – Chapter 12: Statistical Methods and Econometrics Book Back Answers

Samacheer Kalvi 12th Standard New Economics Book Back 1 Mark and 2 Mark Questions with Answers PDF uploaded and available below. Tamil Nadu Class 12 New Syllabus Economics Chapter 12 – Introduction to Statistical Methods and Econometrics Book Back Solutions 2022 available for English medium students. TN Samacheer Kalvi 12th Std Economics Book Portion consists of 12 chapters. Check chapter-wise and Full Class 12th Economics Book Back Answers/ Guide 2022 PDF format for free download. 12th Economics Chapter 11 – Statistical Methods and Econometrics Book Back Answers below:

English, Tamil, Maths, Physics, Chemistry, Botany, Zoology, History, Geography, Economics, Political Science, and Commerce Book Back One and Two Mark Questions and Answers available in PDF on our site. Class 12th Standard English medium Economics guide Book Back Answers PDF listed below chapter-wise for free download. Check Social Science – History, Geography, Political Science, Economics One Mark English Medium below. See below for the New 12th Economics Book Back Questions with Answer PDF:

### 12th Samacheer Books Economics Book Back Answers PDF:

English Medium 12th Samacheer Kalvi Economics Book Subject One Mark, Two Mark Guide questions and answers are available below. Take the printout and use it for exam purposes.

#### 12th Economics – Chapter 12: Statistical Methods and Econometrics Book Back Answers

1. The word ‘statistics’ is used as  __________.
(a) Singular.  (b) Plural  (c) Singular and Plural.   (d) None of the above.

2. Who stated that statistics is a science of estimates and probabilities.
(a) Horace Secrist.  (b) R.A Fisher.  (c) Ya-Lun-Chou  (d) Boddington

3. Sources of secondary data are___________.
(a) Published sources  (b) Unpublished sources  (c) neither published nor unpublished sources  (d) Both (A) and (B)

4. The data collected by questionnaires are_____________.
(a) Primary data  (b) Secondary data  (c) Published data  (d) Grouped data

5. A measure of the strength of the linear relationship that exists between two variables is called ___________.
(a) Slope  (b) Intercept  (c) Correlation coefficient  (d) Regression equation

6. If both variables X and Y increase or decrease simultaneously, then the coefficient of correlation will be _________.
(a) Positive  (b) Negative  (c) Zero  (d) One

7. If the points on the scatter diagram indicate that as one variable increases the other variable tends to decrease the value of r will be ___________.
(a) Perfect positive  (b) Perfect negative  (c) Negative  (d) Zero

8. The value of the coefficient of correlation r lies between ___________.
(a) 0 and 1  (b) -1 and 0  (c) -1 and +1  (d) -0.5 and +0.5

9. The term regression was used by ___________.
(a) Newton  (b) Pearson  (c) Spearman  (d) Galton

10. The purpose of simple linear regression analysis is to _________.
(a) Predict one variable from another variable  (b) Replace points on a scatter diagram with a straight-line
(c) Measure the degree to which two  variables are linearly associated
(d) Obtain the expected value of the independent random variable for a given value of the dependent variable

11. A process by which we estimate the value of the dependent variable on the basis of one or more independent
variables is called _________.
(a) Correlation  (b) Regression  (c) Residual  (d) Slope

12. If Y = 2 – 0.2X, then the value of Y-intercept is equal to ____________.
(a) -0.2  (b) 2  (c) 0.2X  (d) All of the above

13. In the regression equation Y = β0+β1 X, the Y is called _________.
(a) Independent variable  (b) Dependent variable  (c) Continuous variable  (d) none of the above

14. In the regression equation X = β0+β1  X, the X is called _________.
(a) Independent variable  (b) Dependent variable  (c) Continuous variable (d) none of the above

15. Econometrics is the integration of __________.
(a)Economics and Statistics   (b) Economics and Mathematics   (c)Economics, Mathematics, and  Statistics
(d) None of the above

16. Econometric is the word coined by _________.
(a) Francis Galton  (b) RagnarFrish  (c) Karl Person   (d) Spearsman

17. The raw materials of Econometrics are _________.
(a) Data  (b) Goods  (c) Statistics  (d) Mathematics

18. The term Uiin regression equation is __________.
(a) Residuals  (b) Standard error  (c) Stochastic error term  (d) none

19. The term Ui is introduced for the representation of _____________.
(a) Omitted Variable  (b) Standard error  (c) Bias  (d) Discrete Variable

20. Econometrics is the amalgamation of ___________.
(a) 3 subjects  (b) 4 subjects  (c) 2 subjects  (d) 5 subjects

### Other Important Links for 12th Samacheer Kalvi Book Back:

For Chapter 1 Introduction to Macro Economics Book Back Click Here – Chapter 1 Macro Economics Book Back