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MCQOPTIONS
This section includes 148 Mcqs, each offering curated multiple-choice questions to sharpen your Master of Commerce (MDotcom) knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
What is the median of the sample 5, 5, 11, 9, 8, 5, 8? |
| A. | 5 |
| B. | 6 |
| C. | 8 |
| D. | 9 |
| Answer» D. 9 | |
| 52. |
A set of vertical bars whose areas are proportional to the frequencies represented is known as: |
| A. | Histogram |
| B. | Frequency polygon |
| C. | Ogive |
| D. | none of the above |
| Answer» B. Frequency polygon | |
| 53. |
Karl Pearson has expressed the relationship between Mean, Median, and Mode as: |
| A. | Mode = Mean 3 [Mean Median] |
| B. | Mode = 3 Median 2 Mean |
| C. | Median = Mode + 2/3 [Mean Mode] |
| D. | All of the above |
| Answer» E. | |
| 54. |
If two events A and B are independent, the probability that they will both occur is given by |
| A. | P (A) + P (B) |
| B. | P (A) x P (B) |
| C. | P (A) P (B) |
| D. | P (A) + P (B) P (AB) |
| Answer» C. P (A) P (B) | |
| 55. |
If two events cannot occur simultaneously at the same trial then they are |
| A. | dependent events |
| B. | independent events |
| C. | mutually exclusive events |
| D. | simple events |
| Answer» D. simple events | |
| 56. |
Those in which the occurence or non occurence of an event in any one trial affects the probability of other event in other trial. This is known as |
| A. | dependent event |
| B. | independent event |
| C. | complementary event |
| D. | exhaustive event |
| Answer» B. independent event | |
| 57. |
If the probability of drawing a spade from a well shuffled pack of playing card is 14 then the probability that of the card drawn from a well shuffled pack of playing card is not a spade is |
| A. | 1 |
| B. | 12 |
| C. | 14 |
| D. | 34 |
| Answer» E. | |
| 58. |
Probability sampling and random sampling are |
| A. | Anonymous |
| B. | Different terms |
| C. | Synonymous |
| D. | None of the above |
| Answer» D. None of the above | |
| 59. |
...............refers to the number of independent observations which is obtained by subtracting the number of constraints from the total number of observations. |
| A. | Sample size |
| B. | Degree of freedom |
| C. | Level of significance |
| D. | Level of confidence |
| Answer» C. Level of significance | |
| 60. |
A forecast that projects company s sale is the |
| A. | economic forecast |
| B. | technological forecast |
| C. | demand forecast |
| D. | financial forecast |
| Answer» D. financial forecast | |
| 61. |
The sales of wool and umbrella are associated with the components of which of the time series |
| A. | seculaar trend |
| B. | seasonal variation |
| C. | irregular vatiation |
| D. | cyclical variation |
| Answer» C. irregular vatiation | |
| 62. |
If the slope of the trend line is positive, it shows |
| A. | rising trend |
| B. | dclining trend |
| C. | stagnation |
| D. | uncontrollable |
| Answer» B. dclining trend | |
| 63. |
Index numbers are expressed in: |
| A. | Ratios |
| B. | Squares |
| C. | Percentages |
| D. | Combinations |
| Answer» D. Combinations | |
| 64. |
An orderly set of data arranged in accordance with their time of occurrence is called: |
| A. | Arithmetic series |
| B. | Harmonic series |
| C. | Geometric series |
| D. | Time series |
| Answer» E. | |
| 65. |
Another name of consumer's price index number is: |
| A. | Whole-sale price index number |
| B. | Cost of living index |
| C. | Sensitive |
| D. | Composite |
| Answer» C. Sensitive | |
| 66. |
Index for base period is always taken as: |
| A. | 100 |
| B. | One |
| C. | 200 |
| D. | Zero |
| Answer» B. One | |
| 67. |
Increase in the number of patients in the hospital due to heat stroke is: |
| A. | Secular trend |
| B. | Irregular variation |
| C. | Seasonal variation |
| D. | Cyclical variation |
| Answer» D. Cyclical variation | |
| 68. |
In time series seasonal variations can occur within a period of: |
| A. | Four years |
| B. | Three years |
| C. | Two years |
| D. | One year |
| Answer» E. | |
| 69. |
Fishers index number is |
| A. | The median of Laspeyres and Paasches index |
| B. | The arithmetic mean of Laspeyres and Paasches index |
| C. | The geometric mean of Laspeyres and Paasches index |
| D. | The harmonic mean of Laspeyres and Paasches index |
| Answer» D. The harmonic mean of Laspeyres and Paasches index | |
| 70. |
In business and economics, index numbers can be classified as |
| A. | price index numbers |
| B. | quantity index numbers |
| C. | value index numbers |
| D. | All of the above |
| Answer» E. | |
| 71. |
In a straight line equation Y = a + bX; b is the: |
| A. | Y-intercept |
| B. | Slope |
| C. | X-intercept |
| D. | Trend |
| Answer» C. X-intercept | |
| 72. |
The time reversal test is not satisfied by 16 |
| A. | Laspeyres Method |
| B. | Paasche s Method |
| C. | Neither of the above |
| D. | Both of the above |
| Answer» E. | |
| 73. |
__________ ignore(s) the relative importance of the commodities being measured. |
| A. | Simple Aggregative Method |
| B. | Weighted Aggregative Method |
| C. | Neither methods |
| D. | Both methods |
| Answer» B. Weighted Aggregative Method | |
| 74. |
The components or a time series are |
| A. | Secular trend |
| B. | Irregular variation |
| C. | Cyclical variation |
| D. | All of the above |
| Answer» E. | |
| 75. |
The circular test is satisfied by |
| A. | Laspeyres Index |
| B. | Paasche s Index |
| C. | Fisher s Ideal Index |
| D. | None of the above |
| Answer» E. | |
| 76. |
The coefficient of correlation |
| A. | Has no limit |
| B. | Can be less than 1 |
| C. | Can be more than 1 |
| D. | Varies between + 1 |
| Answer» E. | |
| 77. |
Index number are expressed in |
| A. | Ratios |
| B. | Squares |
| C. | Percentages |
| D. | Combinations |
| Answer» D. Combinations | |
| 78. |
Index for base period is always taken as |
| A. | 100 |
| B. | 0 |
| C. | 200 |
| D. | None of the above |
| Answer» B. 0 | |
| 79. |
Symbolically time reversal test is given as |
| A. | Po1 x P10 |
| B. | Po1 x P10 = 1 |
| C. | Po1 x P10 1 |
| D. | None of the above |
| Answer» C. Po1 x P10 1 | |
| 80. |
Fisher s ideal index number is the geometric mean of the |
| A. | Laspeyre s and Marshall Edgeworth indices |
| B. | Laspeyre s and Paasche s indices |
| C. | Both (a) and (b) |
| D. | None of the above |
| Answer» C. Both (a) and (b) | |
| 81. |
Consumer price index indicates |
| A. | Rise |
| B. | Fall |
| C. | Both (a) and (b) |
| D. | None of the above |
| Answer» D. None of the above | |
| 82. |
An index which is constructed from a group of variables is considered as: |
| A. | Composite index |
| B. | Univariate index |
| C. | Multiple index |
| D. | None of the above |
| Answer» B. Univariate index | |
| 83. |
Laspeyres index = 110, Paasche's index = 108, then Bowley s index is equal to: |
| A. | 110 |
| B. | 108 |
| C. | 100 |
| D. | 109 |
| Answer» E. | |
| 84. |
If the price of commodity X is 4 in the year 2003 and 5 in the year 2004. Then, the price index for the year 2004, used 2003 as base year is: |
| A. | 100 |
| B. | 125 |
| C. | 130 |
| D. | 135 |
| Answer» C. 130 | |
| 85. |
Changes that have taken place as a result of such forces that could not be predicted like floods, earthquakes, famines, etc is known as: |
| A. | Secular trend |
| B. | Seasonal movements |
| C. | Irregular variations |
| D. | Cyclical variations |
| Answer» D. Cyclical variations | |
| 86. |
A component of time series used for short term forecast is |
| A. | trend |
| B. | seasonal |
| C. | cyclical |
| D. | irregular |
| Answer» B. seasonal | |
| 87. |
The additive model of the time series is: |
| A. | Y = T + S + C + I |
| B. | Y = TSCI |
| C. | Y = a + bX |
| D. | Y = a + bX + cX |
| Answer» B. Y = TSCI | |
| 88. |
In semi averages method, the given data is divided into: |
| A. | Two equal parts |
| B. | Three equal parts |
| C. | Four equal parts |
| D. | Difficult to tell |
| Answer» B. Three equal parts | |
| 89. |
Correlation does not imply |
| A. | negative correlation |
| B. | cause-effect relationship |
| C. | relativity |
| D. | correction relationship |
| Answer» C. relativity | |
| 90. |
The determinant of identity matrix is : |
| A. | 1 |
| B. | 0 |
| C. | Depends on the matrix |
| D. | None of the above |
| Answer» B. 0 | |
| 91. |
The matrix [6] is |
| A. | Square matrix |
| B. | Row matrix |
| C. | Column matrix |
| D. | All of the above |
| Answer» E. | |
| 92. |
If matrix A is of order m n then the matrix of order n m is called |
| A. | Transpose of A |
| B. | Inverse of A |
| C. | Main diagonal of A |
| D. | Echelon form of A |
| Answer» B. Inverse of A | |
| 93. |
Two matrices A and B are multiplied to get AB if, |
| A. | both are rectangular |
| B. | both have the same order |
| C. | number of columns of A is equal to number of rows of B |
| D. | number of rows of A is equal to number of columns of B |
| Answer» D. number of rows of A is equal to number of columns of B | |
| 94. |
Increase in the number of patients in the hospital due to stroke is |
| A. | Secular trend |
| B. | Irregular variation |
| C. | Seasonal variation |
| D. | Cyclical variation |
| Answer» D. Cyclical variation | |
| 95. |
A matrix having m rows and n columns with m n is said to be a |
| A. | Scalar Matrix |
| B. | Identity Matrix |
| C. | Square Matrix |
| D. | Null Matrix |
| Answer» B. Identity Matrix | |
| 96. |
4 6 3 is a |
| A. | Row Matrix |
| B. | Column Matrix |
| C. | Identity Matrix |
| D. | Square Matrix |
| Answer» B. Column Matrix | |
| 97. |
Damages due to floods, droughts and strikes fires are associated with the components of which of the time series |
| A. | Secular trend |
| B. | Cyclical variation |
| C. | Seasonal variation |
| D. | Irregular variation |
| Answer» E. | |
| 98. |
Transpose of rectangular matrix is a |
| A. | Rectangular matrix |
| B. | Diagonal matrix |
| C. | Square matrix |
| D. | Scaler matrix |
| Answer» B. Diagonal matrix | |
| 99. |
Transpose of row matrix is a |
| A. | Zero matrix |
| B. | Diagonal matrix |
| C. | Column matrix |
| D. | Row matrix |
| Answer» D. Row matrix | |
| 100. |
Cramer s rule fails for |
| A. | Determinants > 0 |
| B. | Determinants < 0 |
| C. | Determinants = 0 |
| D. | None of the above |
| Answer» D. None of the above | |