MCQOPTIONS
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MCQOPTIONS
This section includes 30 Mcqs, each offering curated multiple-choice questions to sharpen your Bachelor of Business Administration (BBA) knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The techniques which provide the decision maker a systematic and powerful means of analysis to explore policies for achieving predetermined goals are called................. |
| A. | mathematical techniques |
| B. | correlation technique |
| C. | quantitative techniques |
| D. | none of the above |
| Answer» D. none of the above | |
| 2. |
When the amount of change in one variable leads to a constant ratio of change in the other variable, correlation is said to be ............................ |
| A. | positive |
| B. | negative |
| C. | linear |
| D. | non-linear |
| Answer» D. non-linear | |
| 3. |
If all the dots of a scatter diagram lie on a straight line falling from the upper left-hand corner to the lower right hand corner, the correlation is said to be .......................... |
| A. | zero correlation |
| B. | perfect positive correlation |
| C. | perfect negative correlation |
| D. | high degree of negative correlation |
| Answer» D. high degree of negative correlation | |
| 4. |
If all the points of a scatter diagram lie on a straight line falling from the lower left-hand corner to the upper right-hand corner, the correlation is said to be .......................... |
| A. | zero correlation |
| B. | perfect positive correlation |
| C. | perfect negative correlation |
| D. | high degree of positive correlation |
| Answer» C. perfect negative correlation | |
| 5. |
When the constraints are a mix of less than and greater than it is called a problem having |
| A. | Multiple constraints |
| B. | Infinite constraints |
| C. | Infeasible region |
| D. | Mixed constraints |
| Answer» E. | |
| 6. |
..is the study of correlation between one dependent variable with one independent variable by keeping the other independent variables as constant. |
| A. | multiple correlation |
| B. | simple correlation |
| C. | partial correlation |
| D. | none of the above |
| Answer» D. none of the above | |
| 7. |
If the ratio of change in one variable is equal to the ratio of change in the other variable, the correlation is said to be .................................. |
| A. | linear |
| B. | curvi-linear |
| C. | non-linear |
| D. | none of these |
| Answer» B. curvi-linear | |
| 8. |
In .........................regression, only one independent variable is used to explain the dependent variable. |
| A. | linear |
| B. | multiple |
| C. | scatter diagram |
| D. | none of these |
| Answer» B. multiple | |
| 9. |
The regression coefficient and correlation coefficient of two variables will be the same, if their .................... are same. |
| A. | standard deviation |
| B. | arithmetic mean |
| C. | mean deviation |
| D. | none of these |
| Answer» B. arithmetic mean | |
| 10. |
If the sign of regression coefficient bxy is negative, then the sign of regression coefficient byx will be ........................ |
| A. | positive |
| B. | negative |
| C. | 0 |
| D. | none of these |
| Answer» C. 0 | |
| 11. |
A _________ is a decision support tool that uses a tree-like graph or model of decisions and their possible consequences, including chance event outcomes, resource costs, and utility. |
| A. | Decision tree |
| B. | Graphs |
| C. | Trees |
| D. | Neural Networks |
| Answer» B. Graphs | |
| 12. |
If it is known that an event A has occurred, the probability of an event B given A is called ............................ |
| A. | empirical probability |
| B. | conditional probability |
| C. | priori probability |
| D. | posterior probability |
| Answer» C. priori probability | |
| 13. |
Two events are said to be ..................... , if any one of them cannot be expected to occur in preference to the other. |
| A. | equally likely |
| B. | mutually exclusive |
| C. | dependent |
| D. | none of them |
| Answer» B. mutually exclusive | |
| 14. |
A set of events are said to be ...................... , if the occurrence of one of them excludes the possibility of the occurrence of the other. |
| A. | mutually exclusive |
| B. | not mutually exclusive |
| C. | independent |
| D. | none of them |
| Answer» B. not mutually exclusive | |
| 15. |
For a binomial distribution with probability p of a success and of q of a failure, the relation between mean and variance is ............................. |
| A. | mean is less than variance |
| B. | mean is greater than variance |
| C. | mean is equal to variance |
| D. | mean is greater than or equal to variance |
| Answer» C. mean is equal to variance | |
| 16. |
If the random variable of a probability distribution assumes specific values only, then it is called ............................... |
| A. | discrete probability distribution |
| B. | continuous probability distribution |
| C. | probability distribution |
| D. | none of these |
| Answer» B. continuous probability distribution | |
| 17. |
When the feasible region is such that the value of objective function can extended to infinity, it is called a case of ------------ |
| A. | Infeasible region |
| B. | Alternate optimal |
| C. | Unbounded solution |
| D. | Unique solution |
| Answer» D. Unique solution | |
| 18. |
Normal distribution was first discovered by ................................... in 1733 as limiting form of binomial distribution. |
| A. | karl pearson |
| B. | james bernoulli |
| C. | de-moivre |
| D. | simeon denis poisson |
| Answer» D. simeon denis poisson | |
| 19. |
An approximate relation between MD about mean and SD of a normal distribution is ............................ |
| A. | 5md = 4 sd |
| B. | 3md = 3 sd |
| C. | 3md = 2 sd |
| D. | 4md = 5 sd |
| Answer» B. 3md = 3 sd | |
| 20. |
If the plotted points of a scatter diagram fall on a narrow band, it indicates a. ............degree of correlation. |
| A. | zero |
| B. | low |
| C. | high |
| D. | none of these |
| Answer» D. none of these | |
| 21. |
The sum of probabilities of all possible elementary outcomes of a random experiment is always equal to ................... |
| A. | 0 |
| B. | 1 |
| C. | infinity |
| D. | none of these |
| Answer» C. infinity | |
| 22. |
...............................is an operation research technique which resembles a real life situation. |
| A. | Decision theory |
| B. | Simulation |
| C. | Game theory |
| D. | Queuing theory |
| Answer» C. Game theory | |
| 23. |
............................ has two or more outcomes which vary in an unpredictable manner from trial to trial when conducted under uniform conditions. |
| A. | experiment |
| B. | random experiment |
| C. | probability |
| D. | none of these |
| Answer» C. probability | |
| 24. |
While analysing the relationship between variables, independent variable is also called.................................. |
| A. | explained variable |
| B. | explanatory variable |
| C. | variable |
| D. | none of these |
| Answer» C. variable | |
| 25. |
The techniques which provide the decision maker a systematic and powerful means of analysis to explore policies for achieving predetermined goals are called................. |
| A. | Mathematical techniques |
| B. | Correlation technique |
| C. | Quantitative techniques |
| D. | . None of the above |
| Answer» D. . None of the above | |
| 26. |
............................ refers to analysis of average relationship between two variables to provide a mechanism for prediction. |
| A. | correlation |
| B. | regression |
| C. | average |
| D. | none of these |
| Answer» C. average | |
| 27. |
If a constant 30 is subtracted from each of the value of X and Y , the regression coefficient is .......................... |
| A. | reduced by 30 |
| B. | increased by 30 |
| C. | not changed |
| D. | 1/30th of the original regression |
| Answer» D. 1/30th of the original regression | |
| 28. |
When the values of two variables move in the same direction, correlation is said to be .......... |
| A. | Positive |
| B. | Negative |
| C. | Linear |
| D. | Non-linear |
| Answer» B. Negative | |
| 29. |
When the values of two variables move in the opposite direction, correlation is said to be ........................ |
| A. | Positive |
| B. | Negative |
| C. | Linear |
| D. | Non-linear |
| Answer» C. Linear | |
| 30. |
If the correlation between the two variables , X and Y is negative, the regression coefficient of Y on X is ............................. |
| A. | zero |
| B. | positive |
| C. | negative |
| D. | not certain |
| Answer» D. not certain | |