MCQOPTIONS
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MCQOPTIONS
This section includes 1405 Mcqs, each offering curated multiple-choice questions to sharpen your Logical and Verbal Reasoning knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
In a positively skewed distribution |
| A. | Mean > median > mode |
| B. | Mean < median < mode |
| C. | Mean > median < mode |
| D. | None of these |
| Answer» B. Mean < median < mode | |
| 152. |
The value of median is diagrammatically calculated by drawing |
| A. | Histogram |
| B. | Ogive |
| C. | Frequency polygon |
| D. | Line graph |
| Answer» C. Frequency polygon | |
| 153. |
Stsndard deviation is defined as |
| A. | Mean of deviations taken from the value of mean |
| B. | Mean of deviations taken from value of median |
| C. | Square root of average of squares of deviations taken from the value of mean |
| D. | Square root of average of squares of deviations taken from the value of median |
| Answer» D. Square root of average of squares of deviations taken from the value of median | |
| 154. |
The sum of squares of deviation is least when measured from |
| A. | Zero |
| B. | Mean |
| C. | Median |
| D. | Mode |
| Answer» C. Median | |
| 155. |
Histogram is useful to locate graphically the value of |
| A. | Arithmetic mean |
| B. | Median |
| C. | Mode |
| D. | Geometric mean |
| Answer» D. Geometric mean | |
| 156. |
Histograms are drawn for |
| A. | Discrete series |
| B. | Continuous series |
| C. | Both (a) and (b) |
| D. | Either (a) or (b) |
| Answer» C. Both (a) and (b) | |
| 157. |
Value of an item which occurs more frequently than others is |
| A. | Average |
| B. | Mean |
| C. | Median |
| D. | Mode |
| Answer» E. | |
| 158. |
In a moderately asymmetrical distribution |
| A. | Mean≠ median ≠ mode |
| B. | Mean= median ≠ mode |
| C. | Mean≠ median = mode |
| D. | Mean= median = mode |
| Answer» B. Mean= median ≠ mode | |
| 159. |
Lack of symmetry is called |
| A. | Kurtosis |
| B. | Dispersion |
| C. | Skewness |
| D. | Either (a) or (b) |
| Answer» D. Either (a) or (b) | |
| 160. |
______ is a positional average. |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | MD |
| Answer» C. Mode | |
| 161. |
The sum of squares of deviations of a set of numbers from their mean is theproperty of |
| A. | Arithmetic mean |
| B. | Geometric mean |
| C. | Harmonic mean |
| D. | Combined mean |
| Answer» B. Geometric mean | |
| 162. |
If the highest frequency of a frequency distribution occurs at the lowestvalues or highest values, the distribution is |
| A. | Symmetrical |
| B. | Normal curve |
| C. | Skewed |
| D. | Non-skewed |
| Answer» D. Non-skewed | |
| 163. |
Frequency polygon is called |
| A. | Frequency curve |
| B. | Line graph |
| C. | Histogram |
| D. | Ogive |
| Answer» C. Histogram | |
| 164. |
Cumulative frequency curve is also called |
| A. | Line graph |
| B. | Frequency polygon |
| C. | Ogive |
| D. | None of these |
| Answer» D. None of these | |
| 165. |
When the aggregate and their divisions are to be shown together, thediagram used is |
| A. | Histogram |
| B. | Bar diagram |
| C. | Pie diagram |
| D. | Square diagram |
| Answer» D. Square diagram | |
| 166. |
If the upper limit of a class and lower limit of the next class in a classinterval are the same, it is a/an |
| A. | Inclusive Class Interval |
| B. | Exclusive Class Interval |
| C. | Cumulative Class Interval |
| D. | Statistical class interval |
| Answer» C. Cumulative Class Interval | |
| 167. |
Two-dimensional diagrams are also called |
| A. | Pictograms |
| B. | Area diagrams |
| C. | Pie diagrams |
| D. | Cartograms |
| Answer» C. Pie diagrams | |
| 168. |
Measurable characteristics of data are called |
| A. | Variables |
| B. | Features |
| C. | Attributes |
| D. | Characteristics |
| Answer» B. Features | |
| 169. |
Non-measurable characteristics of data are called |
| A. | Variables |
| B. | Attributes |
| C. | Features |
| D. | None of these |
| Answer» C. Features | |
| 170. |
The process of grouping the related data in to classes is called |
| A. | Collection |
| B. | Tabulation |
| C. | Grouping |
| D. | Classification |
| Answer» E. | |
| 171. |
Which of the following is true about ANOVA? |
| A. | it is a non parametric test |
| B. | homogeneity of variance is not a basic assumption |
| C. | it is a parametric test |
| D. | assumption of normality is not necessary |
| Answer» D. assumption of normality is not necessary | |
| 172. |
The calculated value of kurtosis in terms of percentile for a given data is found tobe 0.321, then the distribution is |
| A. | mesokurtic |
| B. | leptokurtic |
| C. | platykurtic |
| D. | none of these |
| Answer» D. none of these | |
| 173. |
In one way ANOVA, if the calculated F value is greater than the tabled value of F, then |
| A. | mean difference between all pairs of groups will be significant |
| B. | mean difference is not significant |
| C. | mean difference between more than two groups in the set will be significant |
| D. | mean difference between atleast two groups in the set will be significant |
| Answer» E. | |
| 174. |
For testing the significance of difference between means, ANOVA analyses ------ |
| A. | means |
| B. | standard deviations |
| C. | correlations coefficients |
| D. | variances |
| Answer» E. | |
| 175. |
Which of the following statements are true about Two-way ANOVA with 2 x 3 design. |
| A. | there are two independent variables |
| B. | the first independent variable has two levels |
| C. | the second independent variable has 3 levels |
| D. | all of the above |
| Answer» E. | |
| 176. |
If there are two independent variables then how many effects are found in ANOVA? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 177. |
In one way ANOVA how many F values are calculated |
| A. | 2 |
| B. | 3 |
| C. | 1 |
| D. | 5 |
| Answer» D. 5 | |
| 178. |
If there are more than one independent variables we use |
| A. | one way anova |
| B. | anova for factorial design |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» C. both (a) and (b) | |
| 179. |
In ANOVA different categories of an independent variable are called. |
| A. | factors |
| B. | levels |
| C. | groups |
| D. | blocks |
| Answer» C. groups | |
| 180. |
In ANOVA independent variables are called |
| A. | categories |
| B. | levels |
| C. | factors |
| D. | none of these |
| Answer» D. none of these | |
| 181. |
The mean sum of squares (MS) is |
| A. | the sum of squares multiplied by its degrees of freedom |
| B. | the sum of squares divided by its degrees of freedom |
| C. | the sum of squares minus its degrees of freedom |
| D. | the sum of squares plus its degrees of freedom |
| Answer» C. the sum of squares minus its degrees of freedom | |
| 182. |
Total sum of squares 2) Correction 3) Within sum of squares4) Between sum of squares |
| A. | 1, 2, 3, 4 |
| B. | 3, 2, 4, 1 |
| C. | 4, 3, 2, 1 |
| D. | 2, 1, 4, 3 |
| Answer» C. 4, 3, 2, 1 | |
| 183. |
In ANOVA, F-value is calculated using which of the following formula? |
| A. | variancebetween groups variancewithin groups |
| B. | variancewithin groups variancebetween groups |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» C. both (a) and (b) | |
| 184. |
The assumption basic to Analysis of Variance is |
| A. | population distribution of the dependent variable follow normality |
| B. | subgroups under study have same variability |
| C. | groups drawn on certain criteria, randomly selected from the sub population. |
| D. | all of the above |
| Answer» E. | |
| 185. |
Which of the following test is used in ANOVA |
| A. | t-test |
| B. | z-test |
| C. | f-test |
| D. | none of these |
| Answer» D. none of these | |
| 186. |
A distribution is platykurtic if the calculated value of kurtosis in terms of percentile is ------- |
| A. | equal to zero |
| B. | less than 0.263 |
| C. | greater than 0.263 |
| D. | equal to 0.156 |
| Answer» D. equal to 0.156 | |
| 187. |
ANOVA is used when ------- |
| A. | there are more than two groups |
| B. | there is only two groups to be compared. |
| C. | significant difference between two means is to be found |
| D. | none of these |
| Answer» B. there is only two groups to be compared. | |
| 188. |
ANOVA test is based on ------ |
| A. | variance ratio |
| B. | probability ratio |
| C. | random sample |
| D. | none of these |
| Answer» B. probability ratio | |
| 189. |
A distribution is leptokurtic if the calculated value of kurtosis in terms of percentile is ------- |
| A. | equal to 0.263 |
| B. | less than 0.263 |
| C. | greater than 0.263 |
| D. | none of these |
| Answer» C. greater than 0.263 | |
| 190. |
Which of the following statements is true about platykurtic curve as compared tonormal curve? |
| A. | flatter |
| B. | broader central position |
| C. | lower tails |
| D. | all of the above |
| Answer» E. | |
| 191. |
Which of the following statements is true about measures of skewness? |
| A. | no limit for value in karl pearson’s method |
| B. | value ranges from -1 to +1 in bowley’s method |
| C. | value of zero indicates the curve is symmetrical |
| D. | all of the above |
| Answer» E. | |
| 192. |
Which of the following statements is true about skewed distribution? |
| A. | either positively skewed or negatively skewed. |
| B. | in positively skewed distribution mean is maximum and mode is minimum. |
| C. | in negatively skewed distribution mode is maximum and mean is minimum. |
| D. | all of the above |
| Answer» E. | |
| 193. |
Which of the following is true about skewed distribution? |
| A. | it is symmetrical |
| B. | mean, median and mode coincide |
| C. | similar to normal distribution |
| D. | the more mean moves away from mode, larger skewness |
| Answer» E. | |
| 194. |
Which of the following is application of normal curve? |
| A. | used to convert a raw score into standard score |
| B. | useful in calculating percentile rank of scores |
| C. | for normalizing a given frequency distribution |
| D. | all of the above |
| Answer» E. | |
| 195. |
Which of the following statement is true about normal curve? |
| A. | the curve extends from - to + |
| B. | good model for many naturally occurring distributions. |
| C. | fifty percent of the scores are below the mean and fifty percent above it. |
| D. | all of the above |
| Answer» E. | |
| 196. |
A leptokurtic distribution shows |
| A. | a bell shaped curve |
| B. | skewness |
| C. | steep rise in the middle |
| D. | upto some extent it shows all of these |
| Answer» D. upto some extent it shows all of these | |
| 197. |
A normal curve shows 1. a distribution of mentally normal persons 2. population distributed equally in various parts3. greater percentage of cases distributed about the mean score 4. lesser percentage of cases belonging to extreme scores |
| A. | only 1 and 2 are true |
| B. | only 3 and 4 are true |
| C. | all are true |
| D. | all are false |
| Answer» C. all are true | |
| 198. |
A mesokurtic distribution curve is a |
| A. | normal probability curve |
| B. | bell shaped curve |
| C. | both (a) and (b) |
| D. | none of these |
| Answer» D. none of these | |
| 199. |
Which of the following is incorrect about normal distribution? |
| A. | it is symmetrical with respect to the ordinate at mean. |
| B. | mean, median and mode coincide |
| C. | ordinate is minimum at the mean |
| D. | none of these |
| Answer» D. none of these | |
| 200. |
Normal distribution was defined specially by ------- a) Laplace b) Gauss c) DeMoivre d) None of these59.Which of the following is significance of normal distribution in statistical analysis? |
| A. | many of the dependent variables are commonly assumed to be normally distributed |
| B. | many of the statistical techniques in inferential statistics assumes normality of variable. |
| C. | the theoretical distribution of the hypothetical set of sample means is approximately normal. |
| D. | all of the above |
| Answer» B. many of the statistical techniques in inferential statistics assumes normality of variable. | |