McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Science in Counselling Psychology (BSc Counselling Psychology) .
| 151. |
The data obtained in an investigation by complete enumeration will be free from …………… |
| A. | Sampling errors |
| B. | Nonsampling errors |
| C. | Both a and b |
| D. | None of these |
| Answer» A. Sampling errors | |
| 152. |
The first man to write a book on probability is |
| A. | Galileo |
| B. | Pierre De-Fermat |
| C. | Demovire |
| D. | Girolamo Cardano |
| Answer» D. Girolamo Cardano | |
| 153. |
An outcome of an experiment is called |
| A. | Event |
| B. | Sample space |
| C. | Sample |
| D. | None of these |
| Answer» A. Event | |
| 154. |
The oldest and simplest approach to probability is …………… |
| A. | Empirical |
| B. | Classical |
| C. | Subjective |
| D. | Axiomatic |
| Answer» B. Classical | |
| 155. |
The probability of an event is defined as “the ratio of the number of ‘favourable’ cases to the total number of equally likely cases” in …………… approach. |
| A. | Empirical |
| B. | Classical |
| C. | Subjective |
| D. | Axiomatic |
| Answer» B. Classical | |
| 156. |
Which of the following is the definition of probability of an event in subjective approach. |
| A. | Limit of the relative frequency as the number of observation increases indefinitely |
| B. | Probability assigned to an event by an individual based on whatever evidence is possible. |
| C. | Probability can be calculated using certain axioms |
| D. | None of these |
| Answer» B. Probability assigned to an event by an individual based on whatever evidence is possible. | |
| 157. |
An event which may or may not occur while performing a certain random experiment is known as |
| A. | Sample space |
| B. | Outcomes |
| C. | Random event |
| D. | None of these |
| Answer» C. Random event | |
| 158. |
Those events which cannot happen simultaneously in a single trial are called ……….. events. |
| A. | Equally likely |
| B. | Mutually exclusive |
| C. | Independent |
| D. | Dependent |
| Answer» B. Mutually exclusive | |
| 159. |
If the outcome of one event does not affect and is not affected by the other event, then the two events are called ……….. events. |
| A. | Equally likely |
| B. | Independent |
| C. | Dependent |
| D. | Mutually exclusive |
| Answer» B. Independent | |
| 160. |
If the totality of events includes all the possible outcomes of a random experiment, then the events are called ……………. |
| A. | Equally likely |
| B. | Independent |
| C. | Mutually exclusive |
| D. | Exhaustive |
| Answer» D. Exhaustive | |
| 161. |
An event A is said to be the complementary event of B if A and B are |
| A. | Mutually exclusive |
| B. | Equally likely |
| C. | Exhaustive |
| D. | Both a and c |
| Answer» D. Both a and c | |
| 162. |
If two events A and B are independent then probability of A and B is given by |
| A. | P(A and |
| B. | = P(A) + P(B) b) P(A and B) = P(A) – P(B) |
| C. | P(A and B) = P(A) X P(B) |
| D. | None of these |
| Answer» C. P(A and B) = P(A) X P(B) | |
| 163. |
Conditional probability can be defined when A and B are ……………… events |
| A. | Mutually exclusive |
| B. | Dependent |
| C. | Independent |
| D. | Exhaustive |
| Answer» B. Dependent | |
| 164. |
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» B. Only 3 and 4 are true | |
| 165. |
Which of the following statements is incorrect? |
| A. | As probability of Type I error increases, probability of type II error also increases. |
| B. | As the probability of Type I error decreases, the probability of type II error increases. |
| C. | As the probability of Type II error decreases, the probability of Type I error increases. |
| D. | None of these |
| Answer» A. As probability of Type I error increases, probability of type II error also increases. | |
| 166. |
Following data is related to emotional intelligence of two groups A and B. Mean SD N Group A 75 15 150 Group B 70 20 250 Then the critical ratio is given by |
| A. | 2.53 |
| B. | 1.98 |
| C. | 2.84 |
| D. | None of these |
| Answer» C. 2.84 | |
| 167. |
Which of the following is the ‘t’ value for the following data (small independent samples)X1= 12, X2 =11, n1 =5, n2=7, s1 = 1.12, s2 = 2.31 |
| A. | 8.9 |
| B. | 0.35 |
| C. | 0.89 |
| D. | 0.79 |
| Answer» C. 0.89 | |
| 168. |
Degrees of freedom for testing the significance of correlation coefficient is calculated using the formula ------ |
| A. | n1 + n2 |
| B. | n-1 |
| C. | n -3 |
| D. | n-2 |
| Answer» D. n-2 | |
| 169. |
Normal distribution was originally investigated by ------- |
| A. | Gauss |
| B. | Laplace |
| C. | DeMoivre |
| D. | None of these |
| Answer» C. DeMoivre | |
| 170. |
Normal distribution was defined specially by ------- |
| A. | Laplace |
| B. | Gauss |
| C. | DeMoivre |
| D. | None of these |
| Answer» A. Laplace | |
| 171. |
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» D. All of the above | |
| 172. |
The area under the normal curve between the ordinates x = - and x = + is |
| A. | 68.26% |
| B. | 95.44% |
| C. | 34.13% |
| D. | None of these |
| Answer» A. 68.26% | |
| 173. |
The area under the normal curve between the ordinates x = - 2 and x = +2 is |
| A. | 68.26% |
| B. | 95.44% |
| C. | 99% |
| D. | None of these |
| Answer» B. 95.44% | |
| 174. |
The area under the normal curve between the ordinates x = - 3 and x = +3 is |
| A. | 68.26% |
| B. | 95.44% |
| C. | 99.73% |
| D. | 90% |
| Answer» C. 99.73% | |
| 175. |
The term skewness refers to ------- |
| A. | bulginess |
| B. | lack of symmetry |
| C. | symmetrical |
| D. | normal |
| Answer» B. lack of symmetry | |
| 176. |
Measure of skewness gives ------- |
| A. | Direction of skewness |
| B. | Extent of skewness |
| C. | Both (a) and (b) |
| D. | None of these |
| Answer» C. Both (a) and (b) | |
| 177. |
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» D. Mean difference between atleast two groups in the set will be significant | |
| 178. |
A line graph drawn from a histogram. |
| A. | Ogive |
| B. | Cumulative Frequency Graph |
| C. | Frequency Polygon |
| D. | Cumulative Percentage Frequency Graph |
| Answer» C. Frequency Polygon | |
| 179. |
Representation of data as portions of a circle of 3600 . |
| A. | Bar diagram |
| B. | Pie diagram |
| C. | Pictogram |
| D. | None of the above |
| Answer» B. Pie diagram | |
| 180. |
The actual or exact lower limit of the class 40 – 45. |
| A. | 39.5 |
| B. | 40.5 |
| C. | 39 |
| D. | 40 |
| Answer» A. 39.5 | |
| 181. |
Which among the following is NOT a measure of central tendency? |
| A. | Mean |
| B. | Standard Deviation |
| C. | Mode |
| D. | Median |
| Answer» B. Standard Deviation | |
| 182. |
The arithmetic mean of the distribution 10,20,12,8,6 is................. |
| A. | 56 |
| B. | 12 |
| C. | 28 |
| D. | 11.2 |
| Answer» D. 11.2 | |
| 183. |
The value that divides a series in to two halves above and below it is............ |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | SD |
| Answer» B. Median | |
| 184. |
The number of median a distribution can have is........... |
| A. | One |
| B. | Two |
| C. | Less than one |
| D. | More than two |
| Answer» A. One | |
| 185. |
Ogive is also called .............. graph. |
| A. | Frequency |
| B. | Cumulative Frequency Curve |
| C. | Cumulative Percentage Frequency Curve |
| D. | Frequency polygon |
| Answer» C. Cumulative Percentage Frequency Curve | |
| 186. |
Which among the following cannot be manipulated algebraically? |
| A. | Mean |
| B. | Median |
| C. | Mode |
| D. | Both b and c |
| Answer» D. Both b and c | |
| 187. |
Mode of the distribution 34, 48, 23, 45, 34, 54, 45, 56, 34, 76. |
| A. | 45 |
| B. | 76 |
| C. | 34 |
| D. | 23 |
| Answer» C. 34 | |
| 188. |
The tendency of data to be scattered around the average is .......... |
| A. | Central tendency |
| B. | Dispersion |
| C. | Range |
| D. | None of the above |
| Answer» B. Dispersion | |
| 189. |
Find the odd one. |
| A. | Range |
| B. | SD |
| C. | QD |
| D. | Mean |
| Answer» D. Mean | |
| 190. |
Find range of the distribution 30, 42, 65, 26, 78, 54. |
| A. | 52 |
| B. | 26 |
| C. | 54 |
| D. | 78 |
| Answer» A. 52 | |
| 191. |
The most stable measure of variability is .............. |
| A. | Mean Deviation |
| B. | Quartile Deviation |
| C. | Standard Deviation |
| D. | Range |
| Answer» C. Standard Deviation | |
| 192. |
The percentage of Standard Deviation to Mean of a distribution is called |
| A. | Variation |
| B. | Coefficient of Variation |
| C. | Dispersion |
| D. | None of the above |
| Answer» B. Coefficient of Variation | |
| 193. |
The median value of the distribution 30, 20, 42, 32, 12. |
| A. | 42 |
| B. | 68 |
| C. | 32 |
| D. | 30 |
| Answer» D. 30 | |
| 194. |
The mean of a distribution is 50 and the standard deviation is 5. The coefficient of variation is .............. |
| A. | 10% |
| B. | 0.1% |
| C. | 10 |
| D. | 0.1 |
| Answer» A. 10% | |
| 195. |
The value of standard deviation will always be a ..............number. |
| A. | Negative |
| B. | Positive |
| C. | Positive or negative |
| D. | Both a and b |
| Answer» B. Positive | |
| 196. |
Which among the following represent mean? |
| A. | Geometric |
| B. | Harmonic |
| C. | Quadratic |
| D. | All the above |
| Answer» D. All the above | |
| 197. |
Which among the following is an index of variation? |
| A. | Mean |
| B. | Median |
| C. | SD |
| D. | Mode |
| Answer» C. SD | |
| 198. |
The mean of a distribution is 36 and median is 42. Compute mode. |
| A. | 39 |
| B. | 198 |
| C. | 24 |
| D. | 54 |
| Answer» D. 54 | |
| 199. |
............... is also called as semi- inter quartile range. |
| A. | Mean deviation |
| B. | Standard deviation |
| C. | Quartile Deviation |
| D. | Range |
| Answer» C. Quartile Deviation | |
| 200. |
The measure that has the maximum frequency is............ |
| A. | Mean deviation |
| B. | Mean |
| C. | Median |
| D. | Mode |
| Answer» D. Mode | |
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