MCQOPTIONS
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MCQOPTIONS
This section includes 32 Mcqs, each offering curated multiple-choice questions to sharpen your Bachelor of Business Administration in Computer Applications (BBA [CA]) knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A method used to examine inflation rate anticipation, unemployment rate and capacity utilisation to produce products is classified as________ |
| A. | Data Exporting Technique |
| B. | Data Importing Technique |
| C. | Forecasting Technique |
| D. | Data Supplying Technique |
| Answer» D. Data Supplying Technique | |
| 2. |
The variables whose calculation is done according to the weight, height and length and weight are known as:_______ |
| A. | Flowchart Variables |
| B. | Discrete Variables |
| C. | Continuous Variables |
| D. | Measuring Variables |
| Answer» D. Measuring Variables | |
| 3. |
Review of performance appraisal, labour turnover rates, planning of incentives and training programs and are examples of ___________ |
| A. | Statistics in Production |
| B. | Statistics in Marketing |
| C. | Statistics in Finance |
| D. | Statistics in Personnel Management |
| Answer» E. | |
| 4. |
According to the empirical rule, approximately what percent of the data should lie within $ mu pm 2 sigma$?_______ |
| A. | 75% |
| B. | 68% |
| C. | 99.7% |
| D. | 90% |
| Answer» D. 90% | |
| 5. |
The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is__________ |
| A. | Positively Skewed |
| B. | Symmetrical |
| C. | Asymptotic |
| D. | Negatively Skewed |
| Answer» E. | |
| 6. |
Given $$$X_1=12,X_2=19,X_3=10,X_4=7$$$, then $$$ sum_{i=1}^4 X_i$$$ equals?________ |
| A. | 36 |
| B. | 48 |
| C. | 41 |
| D. | 29 |
| Answer» D. 29 | |
| 7. |
The mean of a distribution is 14 and the standard deviation is 5. What is the value of the coefficient of variation?____________ |
| A. | 60.4% |
| B. | 48.3% |
| C. | 35.7% |
| D. | 27.8% |
| Answer» C. 35.7% | |
| 8. |
If the observations of a variable X are, -4, -20, -30, -44 and -36, then the value of the range will be_________ |
| A. | -48 |
| B. | 40 |
| C. | -40 |
| D. | 48 |
| Answer» E. | |
| 9. |
Which of the following measures of dispersion is expressed in the same units as the units of observation?__________ |
| A. | Variance |
| B. | Standard deviation |
| C. | Coefficient of variation |
| D. | Coefficient of standard deviation |
| Answer» D. Coefficient of standard deviation | |
| 10. |
The standard deviation one distribution divided by the mean of the distribution and expressing in percentage is called_____________ |
| A. | Coefficient of Standard deviation |
| B. | Coefficient of skewness |
| C. | Coefficient of quartile deviation |
| D. | Coefficient of variation |
| Answer» B. Coefficient of skewness | |
| 11. |
The positive square root of the mean of the squares of the deviations of observations from their mean is called____________ |
| A. | Variance |
| B. | Range |
| C. | Standard deviation |
| D. | Coefficient of variation |
| Answer» E. | |
| 12. |
Which of the following measurement scales is required for the valid calculation of Karl Pearson s correlation coefficient?__________ |
| A. | Ordinal |
| B. | Interval |
| C. | Ratio |
| D. | Nominal |
| Answer» B. Interval | |
| 13. |
What will be the range of r when we find that the dependent variable increases as the independent variable increases?__________ |
| A. | 0 to -0.05 |
| B. | 1 to 2 |
| C. | 0 .1 to 1 |
| D. | None of these |
| Answer» D. None of these | |
| 14. |
When the correlation coefficient between x and y is positive, then as variable x decreases, variable y Remains the same________ |
| A. | Increases |
| B. | Decreases |
| C. | Changes linearly |
| D. | none |
| Answer» C. Changes linearly | |
| 15. |
Which of the following measurement scales is required for the valid calculation of spearman correlation coefficient?_____________ |
| A. | Ordinal |
| B. | Interval |
| C. | Nominal |
| D. | Ratio |
| Answer» C. Nominal | |
| 16. |
Which of the following is true if the estimating equation has to be a perfect estimator of the dependent variable?______________ |
| A. | The coefficient of determination is -1 |
| B. | All the data points are on the regression line. |
| C. | The standard error of the estimate is zero |
| D. | B and C |
| Answer» E. | |
| 17. |
When data are collected in a statistical study for only a portion or subset of all elements of interest we are using___________ |
| A. | A sample |
| B. | A Parameter |
| C. | A Population |
| D. | Both b and c |
| Answer» B. A Parameter | |
| 18. |
The variables whose calculation is done according to the weight, height and length and weight are known as__________ |
| A. | Flowchart Variables |
| B. | Discrete Variables |
| C. | Continuous Variables |
| D. | Measuring Variables |
| Answer» D. Measuring Variables | |
| 19. |
In regression, the equation that describes how the response variable (y) is related to the explanatory variable (x) is___________ |
| A. | the correlation model |
| B. | the regression model |
| C. | used to compute the correlation coefficient |
| D. | None of these alternatives is correct. |
| Answer» C. used to compute the correlation coefficient | |
| 20. |
The measure of dispersion which is expressed in terms of the units of the observations I called________ Absolute measure |
| A. | Variance |
| B. | Relative measure |
| C. | None of the above |
| D. | All of the Above |
| Answer» B. Relative measure | |
| 21. |
Which of the following Measure of averages is affected by extreme (very small or very large) values in the data set?____________ |
| A. | Geometric Mean |
| B. | Median |
| C. | Arithmetic Mean |
| D. | Harmonic Mean |
| Answer» D. Harmonic Mean | |
| 22. |
If the difference of the third and first quartiles is divided by the sum of the third and first quartiles then it is known as __________ |
| A. | Quartile |
| B. | Coefficient of mean deviation |
| C. | Coefficient of quartile deviation |
| D. | None of the above |
| Answer» D. None of the above | |
| 23. |
If the difference of the third and first quartile is divided by the sum of the third and first quartile then it is known as__________ |
| A. | Quartile |
| B. | Coefficient of mean deviation |
| C. | Coefficient of quartile deviation |
| D. | None of the above |
| Answer» D. None of the above | |
| 24. |
The measures used to calculate the variation present among the observations in the unit of the variable is called___________ |
| A. | Relative measures of dispersion |
| B. | Coefficient of skewness |
| C. | Absolute measures of dispersion |
| D. | Coefficient of variation |
| Answer» D. Coefficient of variation | |
| 25. |
The measures of dispersion can never be__________ |
| A. | Positive |
| B. | Zero |
| C. | Negative |
| D. | Equal to |
| Answer» D. Equal to | |
| 26. |
The measures used to calculate the variation present among the observations relative to their average is called_______ |
| A. | Coefficient of kurtosis |
| B. | Absolute measures of dispersion |
| C. | Quartile deviation |
| D. | Relative measures of dispersion |
| Answer» E. | |
| 27. |
The degree to which numerical data tend to spread about an average value called________ |
| A. | Constant |
| B. | Flatness |
| C. | Variation |
| D. | Skewness |
| Answer» D. Skewness | |
| 28. |
If the correlation coefficient is 0.8, the percentage of variation in the response variable explained by the variation in the explanatory variable is____________ |
| A. | 0.80% |
| B. | 80% |
| C. | 0.64% |
| D. | 64% |
| Answer» C. 0.64% | |
| 29. |
In regression analysis, the variable that is used to explain the change in the outcome of an experiment, or some natural process, is called ________ |
| A. | the x-variable |
| B. | the independent variable |
| C. | the predictor variable |
| D. | all of the above (a-c) are correct |
| Answer» E. | |
| 30. |
In least squares regression, which of the following is not a required assumption about the error term ? ___________ |
| A. | The expected value of the error term is one. |
| B. | The variance of the error term is the same for all values of x. |
| C. | The values of the error term are independent. |
| D. | The error term is normally distributed) |
| Answer» B. The variance of the error term is the same for all values of x. | |
| 31. |
Which branch of statistics deals with the techniques that are used to organize, summarize, and present the data__________ |
| A. | Advanced Statistics |
| B. | Probability Statistics |
| C. | Inferential Statistics |
| D. | Descriptive Statistics |
| Answer» D. Descriptive Statistics | |
| 32. |
You asked five of your classmates about their height. On the basis of this information, you stated that the average height of all students in your university or college is 67 inches. This is an example of___________ |
| A. | Descriptive statistics |
| B. | Inferential Statistics |
| C. | Parameter |
| D. | Population |
| Answer» C. Parameter | |