McqMate
| 101. |
If b1 and b2 are the regression coefficient of Y on X and that of X on Y respectively and r is the correlation coefficient between X and Y then: |
| A. | = |
| B. | = |
| C. | = |
| D. | ℎ |
| Answer» D. ℎ | |
| 102. |
The correlation coefficient between X and Y will have positive sign when |
| A. | x is increasing, y is decreasing |
| B. | both x and y are increasing |
| C. | x is decreasing, y is increasing |
| D. | there is no change in x and y |
| Answer» B. both x and y are increasing | |
| 103. |
The correlation coefficient between X and Y is 0.6. Their covariance is 4.8 and the variance of X is 4. Then the variance of Y is: |
| A. | 2 |
| B. | 9 |
| C. | 4 |
| D. | 16 |
| Answer» D. 16 | |
| 104. |
The value of the correlation coefficient lies between: |
| A. | 0 and 1 |
| B. | -1 and +1 |
| C. | -30 and +3 |
| D. | none of these |
| Answer» B. -1 and +1 | |
| 105. |
If one of the regression coefficients is greater than 1, then the other must be: |
| A. | greater than 1 |
| B. | equal to 1 |
| C. | less than 1 |
| D. | zero |
| Answer» C. less than 1 | |
| 106. |
The coefficient of correlation: |
| A. | always positive |
| B. | always negative |
| C. | cannot be negative |
| D. | can be both positive and negative |
| Answer» D. can be both positive and negative | |
| 107. |
Relation between two variables is determined by |
| A. | dispersion |
| B. | mean |
| C. | correlation |
| D. | regression |
| Answer» C. correlation | |
| 108. |
Maximum value of correlation is |
| A. | 2 |
| B. | 1.5 |
| C. | 1 |
| D. | 0 |
| Answer» C. 1 | |
| 109. |
Minimum value of correlation is |
| A. | -2 |
| B. | -1.5 |
| C. | -1 |
| D. | 0 |
| Answer» C. -1 | |
| 110. |
In case there is no relation between the variables, value of coefficient of correlation will be: |
| A. | -2 |
| B. | +1 |
| C. | +2 |
| D. | 0 |
| Answer» D. 0 | |
| 111. |
Coefficient of correlation measure |
| A. | direction of the relation |
| B. | degree of the relation |
| C. | both (a) and (b) |
| D. | none of the above |
| Answer» C. both (a) and (b) | |
| 112. |
Range of the coefficient of correlation is |
| A. | ±2 |
| B. | ±1 |
| C. | ±0.5 |
| D. | ±0.25 |
| Answer» B. ±1 | |
| 113. |
As the value of X increases, if Y also increases, then coefficient of correlation will be |
| A. | positive |
| B. | negative |
| C. | zero |
| D. | none of the above |
| Answer» A. positive | |
| 114. |
As the value of X increases, if value of Y decreases, then coefficient of correlation will be |
| A. | positive |
| B. | negative |
| C. | zero |
| D. | none of the above |
| Answer» B. negative | |
| 115. |
In case coefficient of correlation is positive, the curve representing the relation will be |
| A. | upward sloping |
| B. | downward sloping |
| C. | vertical |
| D. | horizontal |
| Answer» A. upward sloping | |
| 116. |
Vertical curve represent the value of correlation coefficient to be |
| A. | positive |
| B. | negative |
| C. | zero |
| D. | all of the above |
| Answer» C. zero | |
| 117. |
Horizontal curve represents the value of coefficient of correlation to be |
| A. | positive |
| B. | negative |
| C. | zero |
| D. | all of the above |
| Answer» C. zero | |
| 118. |
In case, coefficient of correlation is negative, the curve representing the relation will be |
| A. | upward sloping |
| B. | downward sloping |
| C. | vertical |
| D. | horizontal |
| Answer» B. downward sloping | |
| 119. |
In case of simple correlation, the number of variables involved are |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» B. 2 | |
| 120. |
In case of multiple correlation, the number of variables involved are greater than |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» B. 2 | |
| 121. |
Scatter diagram is |
| A. | mathematical method of finding out correlation |
| B. | positional method of finding out correlation |
| C. | graphic method of finding out correlation |
| D. | none of the above |
| Answer» C. graphic method of finding out correlation | |
| 122. |
When variations in the values of two variables have a constant ratio, there will be |
| A. | linear correlation |
| B. | zero correlation |
| C. | non-linear correlation |
| D. | none of the above |
| Answer» A. linear correlation | |
| 123. |
Graph of variables having linear relation will be |
| A. | curved |
| B. | hyperbola |
| C. | straight line |
| D. | none of the above |
| Answer» C. straight line | |
| 124. |
Graph of variables having non-linear relation will be |
| A. | curved |
| B. | hyperbola |
| C. | straight line |
| D. | none of the above |
| Answer» A. curved | |
| 125. |
Karl Pearson’s coefficient of correlation method of measuring correlation is |
| A. | graphic |
| B. | mathematical |
| C. | positional |
| D. | none of the above |
| Answer» B. mathematical | |
| 126. |
Coefficient of correlation is independent of |
| A. | change of scale |
| B. | change of origin |
| C. | both change of scale and change of origin |
| D. | none of the above |
| Answer» C. both change of scale and change of origin | |
| 127. |
Spearman’ s method of calculating coefficient of correlation is basedon |
| A. | magnitude |
| B. | rank |
| C. | actual figure |
| D. | none of the above |
| Answer» B. rank | |
| 128. |
Geometric mean of two regression coefficients is |
| A. | mean |
| B. | dispersion |
| C. | variation |
| D. | correlation |
| Answer» D. correlation | |
| 129. |
Correlation between price and demand is normally |
| A. | negative |
| B. | positive |
| C. | zero |
| D. | none of the above |
| Answer» A. negative | |
| 130. |
Correlation between price and supply is normally |
| A. | negative |
| B. | positive |
| C. | zero |
| D. | none of the above |
| Answer» B. positive | |
| 131. |
Which is the most widely used method of calculating correlation? |
| A. | scatter diagram |
| B. | karl pearson’s |
| C. | charles spearman’s |
| D. | none of the above |
| Answer» B. karl pearson’s | |
| 132. |
The state which has the lowest IMR in India is |
| A. | kerala |
| B. | goa |
| C. | madhya pradesh |
| D. | uttar pradesh |
| Answer» B. goa | |
| 133. |
Vital statistics is mainly concerned with |
| A. | births |
| B. | deaths |
| C. | marriages |
| D. | all the above |
| Answer» D. all the above | |
| 134. |
Complete count of the heads of people of a country is known as: |
| A. | census |
| B. | vital statistics |
| C. | demography |
| D. | none of the above. |
| Answer» A. census | |
| 135. |
Vital statistics throws light on: |
| A. | changing pattern of the population during intercensal period |
| B. | growth of population |
| C. | fertility of races |
| D. | all the above |
| Answer» D. all the above | |
| 136. |
The registration of births, deaths and marriages are: |
| A. | a fancy of society |
| B. | a part of medical research |
| C. | a legal document |
| D. | all the above |
| Answer» C. a legal document | |
| 137. |
In India, the collection of vital statistics started for the first time in |
| A. | 720 |
| B. | 1886 |
| C. | 1969 |
| D. | 1946. |
| Answer» B. 1886 | |
| 138. |
The registration of vital statistics in India suffers from : |
| A. | incomplete reporting |
| B. | incomplete coverage |
| C. | lack of accuracy |
| D. | all the above |
| Answer» D. all the above | |
| 139. |
Registration of vital statistics is organized at the apex by : |
| A. | director general |
| B. | registrar general |
| C. | . census commissioner |
| D. | all the above |
| Answer» B. registrar general | |
| 140. |
At state level, the registration of vital statistics is carried by : |
| A. | director of economics and statistics |
| B. | chief returning officer |
| C. | chief registrar |
| D. | none of the above |
| Answer» C. chief registrar | |
| 141. |
Vital Statistics is obtained through : |
| A. | census operation |
| B. | registration system |
| C. | survey method |
| D. | all the above |
| Answer» D. all the above | |
| 142. |
The advantage of sampling registration is that: |
| A. | it has full coverage |
| B. | it is more accurate |
| C. | it provides the estimate for rural and urban areas separately |
| D. | all the above |
| Answer» D. all the above | |
| 143. |
The sapling registration system record: |
| A. | age and sex |
| B. | birth rates |
| C. | death rates |
| D. | all the above |
| Answer» A. age and sex | |
| 144. |
Vital statistics is greatly utilized by: |
| A. | actuaries |
| B. | planners |
| C. | social reformers |
| D. | all the above |
| Answer» B. planners | |
| 145. |
Vital rates customarily expressed as : |
| A. | percentages |
| B. | per thousand |
| C. | per million |
| D. | per trillion |
| Answer» D. per trillion | |
| 146. |
The child bearing age in India is |
| A. | 20-24 years |
| B. | 20-29 years |
| C. | 15-49 years |
| D. | 13-48 years |
| Answer» C. 15-49 years | |
| 147. |
The fertility of women in India is maximum in the age group: |
| A. | 15-20 |
| B. | 20-24 |
| C. | 25-29 |
| D. | 15-29 |
| Answer» C. 25-29 | |
| 148. |
The death rate obtained for a segment of a population is known as : |
| A. | specific death rate |
| B. | crude death rate |
| C. | standardized rate |
| D. | vital index |
| Answer» A. specific death rate | |
| 149. |
The age specific death rate for the babies of age less than one year is specifically called: |
| A. | neonatal death rate |
| B. | infant mortality rate |
| C. | maternal mortality rate |
| D. | foetal death rate |
| Answer» B. infant mortality rate | |
| 150. |
The death rate of babies under one month is known as : |
| A. | neonatal mortality rate |
| B. | infant mortality rate |
| C. | maternal mortality rate |
| D. | foetal death rate |
| Answer» A. neonatal mortality rate | |
| 151. |
The death rate of women due to delivery of children is termed as : |
| A. | neonatal mortality rate |
| B. | infant mortality rate |
| C. | maternal mortality rate |
| D. | foetal death rate |
| Answer» C. maternal mortality rate | |
| 152. |
Age specific mortality rates fail to reveal: |
| A. | mortality conditions |
| B. | age distribution of persons |
| C. | sex ratio |
| D. | all the above |
| Answer» D. all the above | |
| 153. |
Standardised death rates are particularly useful for : |
| A. | comparing the death rates in males and females |
| B. | comparing the death rates of two regions |
| C. | both (a) and (b) |
| D. | neither (a) or (b) |
| Answer» B. comparing the death rates of two regions | |
| 154. |
Fertility rates mainly doped on : |
| A. | total female population |
| B. | total population |
| C. | female population of child bearing age |
| D. | number of newly born babies |
| Answer» C. female population of child bearing age | |
| 155. |
Population growth is mainly concerned with: |
| A. | total number of births |
| B. | number of male births |
| C. | number of female births |
| D. | none of the above |
| Answer» C. number of female births | |
| 156. |
Sex ratio is defined as |
| A. | × 100 |
| B. | × 1000 |
| C. | × 100 |
| D. | × 1000 |
| Answer» B. × 1000 | |
| 157. |
The measure which is not used for mortality is |
| A. | crude death rate |
| B. | age specific death rate |
| C. | standardised death rate |
| D. | crude birth rate |
| Answer» D. crude birth rate | |
| 158. |
Which state has the highest Infant Mortality rate in India? |
| A. | kerala |
| B. | goa |
| C. | madhya pradesh |
| D. | uttar pradesh |
| Answer» C. madhya pradesh | |
| 159. |
In India collection of vital statistics started for the first time in |
| A. | 1720 |
| B. | 1886 |
| C. | 1969 |
| D. | 1946 |
| Answer» B. 1886 | |
| 160. |
Child bearing age in India is |
| A. | 20-24 |
| B. | 20-29 |
| C. | 15-49 |
| D. | 13-48 years |
| Answer» C. 15-49 | |
| 161. |
Crude Death Rate (CDR) = |
| A. | × 100 |
| B. | × 1000 |
| C. | × 1000 |
| D. | none of these |
| Answer» B. × 1000 | |
| 162. |
Death rate obtained for a segment of a population is known as |
| A. | specific death rate |
| B. | crude death rate |
| C. | standardised rate |
| D. | vital index |
| Answer» A. specific death rate | |
| 163. |
Standardised death rates are particularly useful for comparing death rates |
| A. | in males and females |
| B. | of two regions |
| C. | both |
| D. | none |
| Answer» B. of two regions | |
| 164. |
Fertility rates mainly depend on |
| A. | total population |
| B. | total female population |
| C. | female population of child bearing age |
| D. | number of newly born babies |
| Answer» B. total female population | |
| 165. |
Generally, the relation between NRR and GRR is |
| A. | nrr = grr |
| B. | nrr < grr |
| C. | nrr > grr |
| D. | none of these |
| Answer» B. nrr < grr | |
| 166. |
Increase in Population indicates |
| A. | nrr = 1 |
| B. | nrr < 1 |
| C. | nrr >1 |
| D. | none of these |
| Answer» C. nrr >1 | |
| 167. |
All the following are measures of fertility except |
| A. | crude birth rate |
| B. | age specific fertility rate |
| C. | infant mortality rate |
| D. | net reproduction rate |
| Answer» C. infant mortality rate | |
| 168. |
Which of the following is not a measure of mortality? |
| A. | crude death rate |
| B. | specific death rate |
| C. | infant mortality rate |
| D. | crude birth rate |
| Answer» D. crude birth rate | |
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