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101. |
A ______ is a value that may change within the scope of a given problem or set of operations |
A. | constant |
B. | variable |
C. | function |
D. | exponent |
Answer» B. variable |
102. |
__________ variable is a factor that is not itself under study but affects the measurement of the study variables or the examination of their relationships. |
A. | exogenous |
B. | endogenous |
C. | extraneous |
D. | dependent |
Answer» C. extraneous |
103. |
An index number is used: |
A. | to measure changes in quantity |
B. | to measure changes in demand |
C. | to measure changes in a variable over time |
D. | to measure changes in price |
Answer» C. to measure changes in a variable over time |
104. |
The ratio of a new price to the base year price is called the: |
A. | price absolute |
B. | price decrease |
C. | price increase |
D. | price relative |
Answer» D. price relative |
105. |
A simple aggregate quantity index is used to: |
A. | measure the change in price of a product |
B. | measure the change in quantity of a product |
C. | measure the overall change in quantity of a range of products |
D. | measure the overall change in price of a range of products |
Answer» D. measure the overall change in price of a range of products |
106. |
A simple aggregate price index: |
A. | ignores relative quantities |
B. | compares relative quantities to relative prices |
C. | considers relative quantities |
D. | compares absolute prices to absolute quantities |
Answer» A. ignores relative quantities |
107. |
This index measures the change from month to month in the cost of a representative ‘basket’ of goods and services of the type bought by a typical household |
A. | paasche price index |
B. | retail price index |
C. | laspeyres price index |
D. | financial times index |
Answer» B. retail price index |
108. |
The Laspeyres and Paasche index are examples of: |
A. | weighted price index only |
B. | aggregate index numbers |
C. | weighted index numbers |
D. | weighted quantity index only |
Answer» C. weighted index numbers |
109. |
The Laspeyres price index: |
A. | regards the current year quantities as fixed |
B. | regards the base year quantities as fixed |
C. | regards the base year prices as fixed |
D. | regards the current quality as fixed |
Answer» B. regards the base year quantities as fixed |
110. |
A scaling factor is used to: |
A. | change a simple index to a weighted index |
B. | convert the paasche index to a laspeyres index |
C. | change an aggregate index to a weighted index |
D. | change the base year |
Answer» D. change the base year |
111. |
The distinctive feature of the ______ index is that it uses a group of commodities purchased in the base period as the basis for comparison |
A. | paasche’s |
B. | laspeyres |
C. | fisher’s |
D. | dorbish-bowley |
Answer» B. laspeyres |
112. |
________was developed to measure changes in the cost of living in order to determine the wage increases necessary to maintain a constant standard of living. |
A. | price index |
B. | sensex |
C. | correlation |
D. | regression |
Answer» A. price index |
113. |
____________ measure of living costs based on changes in retail prices |
A. | correlation |
B. | whole sale price index |
C. | consumer price index |
D. | regression |
Answer» C. consumer price index |
114. |
Paasche index was developed by ______economist Hermann Paasche for measuring current price or quantity levels relative to those of a selected base period |
A. | american |
B. | british |
C. | australian |
D. | german |
Answer» D. german |
115. |
The ratio-moving-average procedure can be used to deseasonalize data |
A. | true |
B. | false |
C. | either of the above |
D. | none of the above |
Answer» A. true |
116. |
The weighing factor, used in the exponential smoothing method, is always a number between ______ |
A. | zero and ten |
B. | five and ten |
C. | zero and one |
D. | zero and negative one |
Answer» C. zero and one |
117. |
A moving average of a time series is the value around which a series moves over time. |
A. | true |
B. | false |
C. | either of the above |
D. | none of the above |
Answer» B. false |
118. |
In a time series analysis it is often important to analyze seasonal variations |
A. | true |
B. | false |
C. | either of the above |
D. | none of the above |
Answer» A. true |
119. |
The index number for the price of a good in 2002 was 142 and in 2003, it was 148.5, on a base year of 1994. What is the percent increase in price of gasoline from 2002 to 2003 |
A. | 4.377% |
B. | 4.577% |
C. | 95.62% |
D. | 6.5% |
Answer» B. 4.577% |
120. |
Which one of the following is not a component of the multiplicative time series model? |
A. | trend |
B. | irregular variation |
C. | regression trend |
D. | seasonality |
Answer» C. regression trend |
121. |
Which of the following is not a component of the multiplicative time series model? |
A. | trend analysis |
B. | seasonal variation |
C. | cyclical variation |
D. | regressive variation |
Answer» D. regressive variation |
122. |
The time series component that indicates a steady increase or decrease over time is known as a ____________ |
A. | order |
B. | pattern |
C. | trend |
D. | seasonality |
Answer» C. trend |
123. |
A pattern in a times-series model that occurs over a duration of more than a year is called a ___________ variation |
A. | trend |
B. | seasonal |
C. | cyclical |
D. | regressive |
Answer» C. cyclical |
124. |
Which two components are smoothed out by the moving average |
A. | seasonality and irregular |
B. | cyclicality; seasonality |
C. | variability: randomality |
D. | randomality; seasonality |
Answer» A. seasonality and irregular |
125. |
If a value is missing in a time series we can do one of the following |
A. | just copy the previous value |
B. | estimate it as an average between two neighbouring values |
C. | take the overall mean as the best estimate of it |
D. | ignore it |
Answer» B. estimate it as an average between two neighbouring values |
126. |
One of the classifications of time series is that they can be either |
A. | categorical or ordinal |
B. | stationary or non-stationary |
C. | inflationary or non-inflationary |
D. | increasing or decreasing |
Answer» B. stationary or non-stationary |
127. |
Another name for the regression method is |
A. | linear method |
B. | univariate method |
C. | time series method |
D. | causal method |
Answer» D. causal method |
128. |
Exponential smoothing is |
A. | a method to use number exponents to smooth the time series |
B. | one of the forecasting methods |
C. | a method of testing linearity |
D. | a method to find elasticity |
Answer» B. one of the forecasting methods |
129. |
“Sensex” is related to |
A. | bse |
B. | nse |
C. | rbi |
D. | sebi |
Answer» A. bse |
130. |
Which of the following is not one of the four types of variation that is estimated in time- series analysis |
A. | predictable |
B. | trend |
C. | cyclical |
D. | irregular |
Answer» A. predictable |
131. |
The cyclical component of time-series data is usually estimated using |
A. | linear regression analysis |
B. | moving averages |
C. | exponential smoothing |
D. | qualitative methods |
Answer» D. qualitative methods |
132. |
In time-series analysis, which source of variation can be estimated by the ratio-to-trend method |
A. | cyclical |
B. | trend |
C. | seasonal |
D. | irregular |
Answer» C. seasonal |
133. |
If regression analysis is used to estimate the linear relationship between the natural logarithm of the variable to be forecast and time, then the slope estimate is equal to |
A. | the linear trend |
B. | the natural logarithm of the rate of growth |
C. | the natural logarithm of one plus the rate of growth |
D. | the natural logarithm of the square root of the rate of growth |
Answer» C. the natural logarithm of one plus the rate of growth |
134. |
The use of a smoothing technique is appropriate when |
A. | random behaviour is the primary source of variation |
B. | seasonality is present |
C. | data exhibit a strong trend |
D. | all of the above are correct |
Answer» A. random behaviour is the primary source of variation |
135. |
Barometric methods are used to forecast |
A. | seasonal variation |
B. | secular trend |
C. | cyclical variation |
D. | irregular variation |
Answer» C. cyclical variation |
136. |
A single-equation econometric model of the demand for a product is a ________ equation in which the quantity demanded of the product is an ________ variable |
A. | structural, exogenous |
B. | structural, endogenous |
C. | definitional, exogenous |
D. | definitional, endogenous |
Answer» B. structural, endogenous |
137. |
Econometric forecasts require |
A. | accurate estimates of the coefficients of structural equations |
B. | forecasts of future values of exogenous variables |
C. | appropriate theoretical models |
D. | all of the above |
Answer» D. all of the above |
138. |
Laspeyre's formula does not obey |
A. | factor reversal test |
B. | time reversal test |
C. | circular test |
D. | none |
Answer» B. time reversal test |
139. |
P10 is the index for time |
A. | 1 on 0 |
B. | 0 on 1 |
C. | 1 on 1 |
D. | b) 0 on 0 |
Answer» B. 0 on 1 |
140. |
Fisher's Ideal Formula for calculating index nos. satisfies the________ tests |
A. | units test |
B. | factor reversal test |
C. | both a and b |
D. | do not satisfy any test |
Answer» C. both a and b |
141. |
_______________ is particularly suitable for the construction of index nos |
A. | harmonic mean |
B. | arithmetic mean |
C. | geometric mean |
D. | none |
Answer» C. geometric mean |
142. |
The________ of group indices given the General Index |
A. | harmonic mean |
B. | arithmetic mean |
C. | geometric mean |
D. | none of the above |
Answer» B. arithmetic mean |
143. |
In computing Index Numbers, ___________ is concerned with the measurement of price changes over a period of years, when it is desirable to shift the base |
A. | unit test |
B. | circular test |
C. | time reversal test |
D. | none of the above |
Answer» B. circular test |
144. |
Index nos. are often constructed from the |
A. | frequency |
B. | class |
C. | sample |
D. | none |
Answer» C. sample |
145. |
The formula should be independent of the unit in which or for which price and quantities are quoted in |
A. | unit test |
B. | time reversal test |
C. | factor reversal test |
D. | none of the above |
Answer» A. unit test |
146. |
Factor Reversal test is satisfied by |
A. | fisher\s ideal index |
B. | laspeyres index |
C. | paasches index |
D. | none of the above |
Answer» A. fisher\s ideal index |
147. |
The index no. is a special type of average |
A. | false |
B. | true |
C. | both |
D. | none |
Answer» B. true |
148. |
Laspeyre's method and Paasche's method do not satisfy |
A. | unit test |
B. | time reversal test |
C. | factor reversal test |
D. | none of the above |
Answer» B. time reversal test |
149. |
We use price index numbers |
A. | to measure and compare prices |
B. | to measure prices |
C. | to compare prices |
D. | none of the above |
Answer» A. to measure and compare prices |
150. |
Simple aggregate of quantities is a type of |
A. | quantity control |
B. | quantity indices |
C. | both |
D. | none of the above |
Answer» B. quantity indices |
151. |
The test of shifting the base is called |
A. | unit test |
B. | time reversal test |
C. | circular test |
D. | none of the above |
Answer» C. circular test |
152. |
Price relative is equal to |
A. | × |
B. | × |
C. | ℎ × 100 |
D. | ℎ × 100 |
Answer» A. × |
153. |
The price relative is a price index that is determined by |
A. | (price in period t/base period price)(100) |
B. | (base period price/price in period t)(100) |
C. | (price in period t + base period price)(100) |
D. | none of the above |
Answer» A. (price in period t/base period price)(100) |
154. |
A composite price index based on the prices of a group of items is known as the |
A. | laspeyres index |
B. | paasche index |
C. | aggregate price index |
D. | consumer price index |
Answer» C. aggregate price index |
155. |
A weighted aggregate price index where the weight for each item is its base period quantity is known as the |
A. | paasche index |
B. | consumer price index |
C. | producer price index |
D. | laspeyres index |
Answer» D. laspeyres index |
156. |
A monthly price index that uses the price changes in consumer goods and services for measuring the changes in consumer prices over time is known as the |
A. | paasche index |
B. | consumer price index |
C. | producer price index |
D. | laspeyres index |
Answer» B. consumer price index |
157. |
A monthly price index that measures the changes in the prices of goods sold in a primary market is known as the |
A. | consumer price index |
B. | quantity index |
C. | index of industrial production |
D. | producer price index |
Answer» D. producer price index |
158. |
A composite price index where the prices of the items in the composite are weighted by their relative importance is known as the |
A. | price relative |
B. | weighted aggregate price index |
C. | consumer price index |
D. | none of the above |
Answer» B. weighted aggregate price index |
159. |
An index that is designed to measure changes in quantities over time is known as the |
A. | time index |
B. | quantity index |
C. | paasche index |
D. | change index |
Answer» B. quantity index |
160. |
A quantity index that is designed to measure changes in physical volume or production levels of industrial goods over time is known as the |
A. | physical volume index |
B. | time index |
C. | index of industrial production and capacity utilization |
D. | none of the above |
Answer» C. index of industrial production and capacity utilization |
161. |
The term econometrics was coined by |
A. | marsahll |
B. | pawel |
C. | ragnar frisch |
D. | pareto |
Answer» C. ragnar frisch |
162. |
Econometrics model is ___________model |
A. | exogenous |
B. | endogenous |
C. | identified |
D. | either exogenous or endogenous |
Answer» D. either exogenous or endogenous |
163. |
The starting point of econometric analysis is |
A. | model specification |
B. | formulation of alternative hypothesis |
C. | formulation of null hypothesis |
D. | collection of data |
Answer» C. formulation of null hypothesis |
164. |
Regressor refers to |
A. | independent variable |
B. | dependent variable |
C. | error term |
D. | dummy variable |
Answer» A. independent variable |
165. |
In perfect linear model, we assume that regression coefficient remains _________ |
A. | variable until some point |
B. | variable through out |
C. | constant to some point |
D. | constant through out |
Answer» D. constant through out |
166. |
In econometric models, t+1 indicates, |
A. | net addition |
B. | current value with some fluctuations |
C. | expected value |
D. | none of these |
Answer» C. expected value |
167. |
When a north Indian town data and south Indian data are totalled, it leads to the problem of _________aggregation. |
A. | national |
B. | regional |
C. | spatial |
D. | heterogeneous |
Answer» C. spatial |
168. |
Among the following, which is an assumption of OLS |
A. | the explanatory variables are measurable |
B. | the relationship being estimated is identified |
C. | error term and independent variables are related |
D. | error term and independent variables are linearly related |
Answer» B. the relationship being estimated is identified |
169. |
The property of average or expected value is equal to true value of the coefficient is the property of |
A. | zero variance |
B. | minimum variance |
C. | zero mean |
D. | minimum mean |
Answer» B. minimum variance |
170. |
The power of a statistical test is defined as, |
A. | 1−β |
B. | 1 + β |
C. | 1 |
D. | β |
Answer» A. 1−β |
171. |
Standard error is defined as, |
A. | standard deviation of the sampling distribution |
B. | standard deviation of the population |
C. | variance of the sampling distribution |
D. | variance of the population |
Answer» A. standard deviation of the sampling distribution |
172. |
Student t test is preferred in the case of a, |
A. | large sample |
B. | small sample |
C. | when sample is below 50 |
D. | when sample is above 50 |
Answer» B. small sample |
173. |
Cobb Douglas production function is an example of |
A. | linear model |
B. | double log model |
C. | lin log model |
D. | log lin model |
Answer» B. double log model |
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