Mathematical Economics Set 2 MCQs

Q1 | a mathematical model assumes----- relationship between variables

inexact

exact

probable

none of the above

Q2 | a function that can be represented as straight line graphically is

non linear

linear

polynomial

quadratic

Q3 | in the function Y=β1+β2X+u, the term ‘u’ is called

disturbance term

intercept

slope

dependent term

Q4 | A model in which regressand is logarithmic is called...............

regression through the origin

lin log model

log lin model

clrm

Q5 | the function Y=β1+β2X+u is an example of

linear regression model

econometric model

all of the above

none of the above

Q6 | confirmation or refutation of economic theories on the basis of sample evidence is based onthe branch of statistical theory called

statistical inference

standard deviation

arithmetic mean

regression analysis

Q7 | the term regression was first introduced by

irwing fisher

laspayer

francis galton

pearson

Q8 | Reciprocal and log lin models are ............. in variables.

non linear

linear

functional

dependent

Q9 | the function Y=β1+β2X+u is an example of

non linear regression model

linear regression model

quadratic regression model

none of the above

Q10 | In the Keynesian linear consumption function Y=β1+β2X, the independent variable is

β1

. x

y

β2

Q11 | Statistical relationships assumes that variables are

random

stochastic

all of the above

none of the above

Q12 | A statistical relationship per say cannot logically imply

regression

causation

error

random

Q13 | The measure that analyses the degree of linear association between two variables is called

correlation coefficient

regression coefficient

significance level

testing of hypothesis

Q14 | In the Keynesian linear consumption function Y=β1+β2X, X represents

income

consumption expenditure

output

price

Q15 | Correlation analysis is concerned with

prediction of future value

prediction of average value

degree of association among variables

testing of hypothesis

Q16 | Correlation theory is based on the assumption of

randomness of variables

conditional mean

random errors

specification

Q17 | The correlation coefficient between the mathematics and economics was found to be 0.64.What will be the value of correlation coefficient between economics and mathematics

0.32

-0.64

0.64

1.28

Q18 | the law of universal regression was first introduced by

irwing fisher

laspayer

francis galton

pearson

Q19 | In ------ analysis there is no distinction between dependent and explanatory variables

regression

correlation

hypothesis testing

estimation

Q20 | If we are studying the dependence of a variable on a single explanatory variable, the analysisis called

two variable regression analysis

multiple regression analysis

single regression analysis

none of the above

Q21 | If we are studying the dependence of a variable on more than one explanatory variable, theanalysis is called

two variable regression analysis

multiple regression analysis

single regression analysis

none of the above

Q22 | The term “random” is synonym for the term

stochastic

variable

error

regression

Q23 | If the data is collected at one point in time, it is called

time series data

cross section data

pooled data

none of the above

Q24 | If the data is collected over a period of time, it is called

time series data

cross section data

pooled data

none of the above

Q25 | The combination of time series and cross sectional data is known as

pooled data

panel data

longitudinal data

none of the above