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These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Commerce (B Com) .

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More MCQs

1. |
## Index number for base year is always considered as------ |

A. | 100 |

B. | 101 |

C. | 200 |

D. | 201 |

Answer» A. 100 |

2. |
## Index number is a special type of ---------- |

A. | Average |

B. | dispersion |

C. | correlation |

D. | none of the above |

Answer» A. Average |

3. |
## A period for which index number is determined is called as ------ |

A. | current period |

B. | base period |

C. | . Normal period. |

D. | None of the above |

Answer» A. current period |

4. |
## Laspeyre's index = 110, Paasche's index = 108, then Fisher's Ideal index is equal to: |

A. | 110 |

B. | 108 |

C. | 100 |

D. | 109 |

Answer» D. 109 |

5. |
## Index number calculated by Fisher's formula is ideal because it satisfy: |

A. | Circular test |

B. | Factor reversal test |

D. | All of the above |

Answer» D. All of the above |

6. |
## In the regression equation Y = 75.65 + 0.50X, the intercept is |

A. | 75.65 |

B. | 0.5 |

C. | 1 |

D. | intereminable |

Answer» A. 75.65 |

7. |
## The coefficient of determination must be |

A. | between -1 and +1 |

B. | between -1 and 0 |

C. | between 0 and 1 |

D. | equal to SSE/(n-2) |

Answer» A. between -1 and +1 |

8. |
## In the regression equation Y = a+bX, the Y is called: |

A. | Independent variable |

B. | Dependent variable |

C. | Continuous variable |

D. | None of the above |

Answer» B. Dependent variable |

9. |
## How many type of data are there in Statistics |

A. | 2 |

B. | 3 |

C. | 4 |

D. | 5 |

Answer» A. 2 |

10. |
## is data that is collected by a researcher from first-hand sources |

A. | Primary data |

B. | Secondary data |

C. | both |

D. | none |

Answer» A. Primary data |

11. |
## What are the method of collecting Primary Data |

A. | Interview |

B. | observation |

C. | Questionnair |

D. | All of the above |

Answer» D. All of the above |

12. |
## A measure of is a single value that attempts to describe a set of data by identifying the central position within that set of |

A. | Central Tendency |

B. | Mean |

C. | Median |

D. | Mode |

Answer» A. Central Tendency |

13. |
## Find the mean of 13,18,13,14,13,16,14,21,13 |

A. | 11 |

B. | 12 |

C. | 15 |

D. | 13 |

Answer» C. 15 |

14. |
## how many types of series are there |

A. | 3 |

B. | 2 |

C. | 5 |

D. | 4 |

Answer» A. 3 |

15. |
## Find the median of the set = { 11,22,33,55,66,99 } |

A. | 55 |

B. | 44 |

C. | 33 |

D. | 22 |

Answer» B. 44 |

16. |
## Find the mode of the Set = {1,3,3,6,9} |

A. | 3 |

B. | 6 |

C. | 9 |

D. | 1 |

Answer» A. 3 |

17. |
## Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores? |

A. | 77 |

B. | 66 |

C. | 155 |

D. | 38 |

Answer» B. 66 |

18. |
## Find the mode of the set (8, 5, 7, 10, 15, 21, 5, 7, 2, 5) |

A. | 15 |

B. | 21 |

C. | 7 |

D. | 5 |

Answer» D. 5 |

19. |
## Find the median of the set of numbers: 100, 200, 450, 29, 1029, 300 and 2001. |

A. | 300 |

B. | 29 |

C. | 7 |

D. | 4080 |

Answer» A. 300 | |

Explanation: To find the median of a set of numbers, you need to first order the numbers in ascending or descending order. {29, 100, 200, 300, 450, 1029, 2001} The median is the middle value when a data set has an odd number of observations. The middle value of 7 numbers is the 4th one, which is 300. So, median of this set is 300. |

20. |
## The median of the data 13, 15, 16, 17, 19, 20 is: |

A. | 30/2 |

B. | 31/2 |

C. | 33/2 |

D. | 35/2 |

Answer» C. 33/2 |

21. |
## Find the mode of 8, 5, 7, 10, 15, 21, 5, 7, 2, 5 |

A. | 5 |

B. | 7 |

C. | 2 |

D. | 10 |

Answer» A. 5 |

22. |
## Find the median of the set of numbers: 21, 3, 7, 17, 19, 31, 46, 20 and 43. |

A. | 19 |

B. | 20 |

C. | 3 |

D. | 16 |

Answer» B. 20 |

23. |
## The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages. |

A. | 11 |

B. | 6 |

C. | 9 |

D. | 110 |

Answer» A. 11 |

24. |
## If the mode is 14 and value of mean is 5 then the value of median is |

A. | 12 |

B. | 18 |

C. | 8 |

D. | 14 |

Answer» C. 8 |

25. |
## The sample mean is a |

A. | Parameter |

B. | statistics |

C. | variable |

D. | constant |

Answer» B. statistics |

26. |
## The suitable average for qualitative data is |

A. | mean |

B. | median |

C. | mode |

D. | Geometric mean |

Answer» B. median |

27. |
## . The average salary of a group of unskilled workers is 10,000 and for a group of skilled workers is 15,000. Combines salary is 12,000. What is the percent of skilled workers? |

A. | 40% |

B. | 50% |

C. | 60% |

D. | None of these |

Answer» A. 40% |

28. |
## The averages are affected by change of: |

A. | Origin |

B. | Scale |

C. | Origin and Scale |

D. | None of Above |

Answer» C. Origin and Scale |

29. |
## When the values in a series are not of equal importance, we calculate the: |

A. | Arithmetic mean |

B. | Geometric mean |

C. | Weighted mean |

D. | Mode |

Answer» C. Weighted mean |

30. |
## A data set may have no mode, one mode, or multiple modes. |

A. | True |

B. | False |

C. | none |

D. | all |

Answer» A. True |

31. |
## Which partition value divides the series into two equal parts. |

A. | P10 |

B. | P5 |

C. | P50 |

D. | P90 |

Answer» C. P50 |

32. |
## A furniture retail chain operates several stores across the country. A table is to be constructed to showing the number of employees in each region, organized into groups. Which of the following sets of categories would NOT be suitable for use in such a table? |

A. | 0 - 10, 11-20 |

B. | 0 to less than 10, 10 to less than 20 |

C. | 0-10, 10-20 |

D. | 0 up to 10, 10 up to 20 |

Answer» C. 0-10, 10-20 |

33. |
## The cumulative frequency for a particular class is equal to 35. The cumulative frequency for the next class will be . |

A. | equal to 65. |

B. | 35 minus the next class frequency. |

C. | less than 35. |

D. | 35 plus the next class frequency. |

Answer» B. 35 minus the next class frequency. |

34. |
## What is the modal value for the numbers 4, 3, 8, 15, 4, 3, 6, 3, 15, 3, 4. |

A. | 3 |

B. | 4 |

C. | 6 |

D. | 15 |

Answer» A. 3 |

35. |
## If in a discrete series 75% values are less than 30, then: |

A. | Q3 < 75 |

B. | Q3 < 30 |

C. | Q3 = 30 |

D. | Q3 >30 |

Answer» C. Q3 = 30 |

36. |
## One of the following methods of calculating mode is: |

A. | Mode = 3 Median – 2 Mean |

B. | Mode = 2 Median – 3 Mean |

C. | Mode = 3 Median + 2 Mean |

D. | Mode = 2 Median – 2 Mean |

Answer» A. Mode = 3 Median – 2 Mean |

37. |
## According to percentiles, the median to be measured must lie in |

A. | 80th |

B. | 50th |

C. | 100th |

D. | 30th |

Answer» B. 50th |

38. |
## The sum of the squares of the deviations of the variable is when taken about arithmetic mean |

A. | Maximum |

B. | Zero |

C. | Minimum |

D. | None |

Answer» B. Zero |

39. |
## The mean of 10 observations is 10. All the observations are increased by 10%. The mean of increased observations will be: |

A. | 10 |

B. | 1.1 |

C. | 11 |

D. | 10.1 |

Answer» C. 11 |

40. |
## The suitable average for averaging the shoe sizes for children is: |

A. | Mean |

B. | Median |

C. | Mode |

D. | Geometric mean |

Answer» C. Mode |

41. |
## What is the value of the first quartile for observations 15, 18, 10, 20, 23, 28, 12, 16? |

A. | 17 |

B. | 16 |

C. | 12.75 |

D. | 12 |

Answer» B. 16 |

42. |
## The measurements of spread or scatter of the individual values around the central point is called: |

A. | Measures of dispersion |

B. | Measures of skewness |

C. | Measures of central tendency |

D. | Measures of kurtosis |

Answer» A. Measures of dispersion |

43. |
## The smaller the variance the less spread of the data around the mean |

A. | True |

B. | False |

C. | none |

D. | all |

Answer» A. True |

44. |
## The measures of dispersion can never be: |

A. | Positive |

B. | Negative |

C. | Zero |

D. | equal to 2 |

Answer» B. Negative |

45. |
## The mean deviation is minimum when deviations are taken from: |

A. | Mean |

B. | Median |

C. | Mode |

D. | None of these |

Answer» B. Median |

46. |
## Which of the following is a unit free measure of dispersion: |

A. | Range |

B. | Standard deviation |

C. | Interquartile range |

D. | Coefficient of range |

Answer» D. Coefficient of range |

47. |
## The standard deviation is independent of: |

A. | Change of scale |

B. | Change of origin |

C. | Change of origin and scale |

D. | None of these |

Answer» B. Change of origin |

48. |
## In order to compare two series we can use |

A. | Coefficient of Variation |

B. | Standard deviation |

C. | Coefficient of Skewness |

D. | Coefficient of kurtosis |

Answer» A. Coefficient of Variation |

49. |
## If the values of mean, median and mode coincide in a unimodal distribution, then the distribution will be: |

A. | Positively Skewed |

B. | Symmetrical |

C. | Negatively Skewed |

D. | None of these |

Answer» B. Symmetrical |

50. |
## The degree of peaked ness or flatness of a unimodal distribution is called: |

A. | Skewness |

B. | Kurtosis |

C. | Dispersion |

D. | Normal distribution |

Answer» B. Kurtosis |

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