McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Master of Commerce (M.com) , Bachelor of Commerce (B Com) .
| 101. |
While computing F ratio, customarily, the larger variance is taken as ..................... |
| A. | Denominator |
| B. | Numerator |
| C. | Either way |
| D. | None of these |
| Answer» B. Numerator | |
| 102. |
Chi-square test was first used by ............................... |
| A. | R A Fisher |
| B. | William Gosset |
| C. | James Bernoulli |
| D. | Karl Pearson |
| Answer» D. Karl Pearson | |
| 103. |
The Chi-squre quantity ranges from ........................ to ........................... |
| A. | – 1 to + 1 |
| B. | – ∞ to ∞ |
| C. | 0 to ∞ |
| D. | 0 to 1 |
| Answer» C. 0 to ∞ | |
| 104. |
Degrees of freedom for Chi-squre test in case of contingency table of order (2x2) is: |
| A. | 4 |
| B. | 3 |
| C. | 2 |
| D. | 1 |
| Answer» D. 1 | |
| 105. |
Degrees of freedom for Chi-squre test in case of contingency table of order (4x3) is: |
| A. | 4 |
| B. | 3 |
| C. | 6 |
| D. | 7 |
| Answer» C. 6 | |
| 106. |
Degrees of freedom for Chi-squre test in case of contingency table of order (5x5) is: |
| A. | 25 |
| B. | 16 |
| C. | 10 |
| D. | Infinity |
| Answer» B. 16 | |
| 107. |
The magnitude of the difference between observed frequencies and expected frequencies is called ....................... |
| A. | F value |
| B. | Z value |
| C. | t value |
| D. | Chi-square value |
| Answer» D. Chi-square value | |
| 108. |
When the expected frequencies and observed frequencies completely coincide, the chi- square value will be .............................. |
| A. | + 1 |
| B. | – 1 |
| C. | 0 |
| D. | None of these |
| Answer» C. 0 | |
| 109. |
If the discrepancy between observed and expected frequencies are greater, ......................... will be the chi-square value. |
| A. | Greater |
| B. | Smaller |
| C. | Zero |
| D. | None of these |
| Answer» A. Greater | |
| 110. |
Calculated value of chi-square is always........................ |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | None of these |
| Answer» A. Positive | |
| 111. |
While applying chi-square test, the frequency in any cell should not be ...................... |
| A. | More than 5 |
| B. | Less than 5 |
| C. | More than 10 |
| D. | Less than 10 |
| Answer» B. Less than 5 | |
| 112. |
Analysis of variance utilises.................. |
| A. | F test |
| B. | Chi square test |
| C. | Z test |
| D. | t test |
| Answer» A. F test | |
| 113. |
In one way ANOVA, the variances are: |
| A. | Within samples |
| B. | Between samples |
| C. | Total |
| D. | All |
| Answer» D. All | |
| 114. |
The technique of analysis of variance was developed by ............................. |
| A. | Frank Wilcoxon |
| B. | Karl Pearson |
| C. | R A Fisher |
| D. | Kolmogrov |
| Answer» C. R A Fisher | |
| 115. |
Non-parametric test is : |
| A. | Distribution free test |
| B. | Not concerned with parameter |
| C. | Does not depend on the particular form of the distribution |
| D. | None of these |
| Answer» D. None of these | |
| 116. |
.........................tests follow assumptions about population parameters. |
| A. | Parametric |
| B. | Non-parametric |
| C. | One-tailed |
| D. | Two-tailed |
| Answer» A. Parametric | |
| 117. |
........................is the simplest and most widely used non-parametric test |
| A. | Sign test |
| B. | K-S test |
| C. | Chi-square tst |
| D. | Wilcoxon matched paired test |
| Answer» C. Chi-square tst | |
| 118. |
Runs test was designed by ............................. |
| A. | Kruskal and Wallis |
| B. | Kolmogrov and Smirnov |
| C. | Wald wolfowitz |
| D. | Karl Pearson |
| Answer» C. Wald wolfowitz | |
| 119. |
Which one of the following is a non-parametric test? |
| A. | F test |
| B. | Z test |
| C. | t test |
| D. | Wilcoxon test |
| Answer» A. F test | |
| 120. |
Control charts are also termed as............................... |
| A. | Shewart charts |
| B. | Process behaviour chart |
| C. | Both a and b |
| D. | None of these |
| Answer» C. Both a and b | |
| 121. |
What type of chart will be used to plot the number of defective in the output of any process? |
| A. | x̄ chart |
| B. | R chart |
| C. | C chart |
| D. | P chart |
| Answer» D. P chart | |
| 122. |
Process control is carried out: |
| A. | Before production |
| B. | During production |
| C. | After production |
| D. | All of the above |
| Answer» B. During production | |
| 123. |
The dividing lines between random and non-random deviations from mean of the distribution are known as .......................... |
| A. | Upper Control Limit |
| B. | Lower Control Limit |
| C. | Control Limits |
| D. | Two sigma limit |
| Answer» C. Control Limits | |
| 124. |
The control charts used to monitor variable is........................... |
| A. | Range chart |
| B. | P-chart |
| C. | C-chart |
| D. | All of the above |
| Answer» A. Range chart | |
| 125. |
The control charts used to monitor attributes is............................ |
| A. | Range chart |
| B. | P-chart |
| C. | C-chart |
| D. | All of the above |
| Answer» B. P-chart | |
| 126. |
The control charts used for the fraction of defective items in a sample is............................ |
| A. | Range chart |
| B. | P-chart |
| C. | C-chart |
| D. | Mean chart |
| Answer» B. P-chart | |
| 127. |
The control charts used for the number of defects per unit is: |
| A. | Range chart |
| B. | P-chart |
| C. | C-chart |
| D. | Mean chart |
| Answer» C. C-chart | |
| 128. |
........................is user for testing goodness of fit. |
| A. | Wilcoxon test |
| B. | Sign test |
| C. | K-S Test |
| D. | Chi-square test |
| Answer» D. Chi-square test | |
| 129. |
Which of the following is a non-parametric test? |
| A. | F-test |
| B. | Z-test |
| C. | Wilcoxon test |
| D. | All of the above |
| Answer» C. Wilcoxon test | |
| 130. |
Regression coefficient is independent of........................... |
| A. | Origin |
| B. | Scale |
| C. | Both a and b |
| D. | Neither origin nor scale |
| Answer» A. Origin | |
| 131. |
The geometric mean of the two regression coefficient, bxy and byx is equal to: |
| A. | R |
| B. | r2 |
| C. | 1 |
| D. | None of the above |
| Answer» A. R | |
| 132. |
In a correlation analysis, if r= 0, then we may say that there is .................. between variables. |
| A. | No correlation |
| B. | Linear correlation |
| C. | Perfect correlation |
| D. | none of these |
| Answer» A. No correlation | |
| 133. |
If ‘r’ is the correlation coefficient between two variables, then: |
| A. | 0 < r < 1 |
| B. | – 1 ≤ r ≤ 1 |
| C. | r ≥ 0 |
| D. | r ≤ 0 |
| Answer» B. – 1 ≤ r ≤ 1 | |
| 134. |
Statistics can be best considered as |
| A. | an art |
| B. | science |
| C. | both art as well as science |
| D. | art and philosophy |
| Answer» C. both art as well as science | |
| 135. |
The mid point of a class is obtained by |
| A. | adding upper and lower limit |
| B. | deducting upper limit from the lower limit |
| C. | dividing the diference of upper and lower limit by 2 |
| D. | ading upper and lower limit and dividing by 2 |
| Answer» D. ading upper and lower limit and dividing by 2 | |
| 136. |
The algebraic sum of the deviations of a set of a n values from their arithmetic mean is |
| A. | n |
| B. | 0 |
| C. | 1 |
| D. | -1 |
| Answer» B. 0 | |
| 137. |
Standard deviation is |
| A. | absolute measure |
| B. | relative measure |
| C. | both |
| D. | none |
| Answer» A. absolute measure | |
| 138. |
Coefficient of variation is a relative measure of |
| A. | mean |
| B. | standard deviation |
| C. | range |
| D. | dispersion |
| Answer» D. dispersion | |
| 139. |
In a business house, statistics decreases the: |
| A. | risk |
| B. | uncertainty |
| C. | profit |
| D. | sales |
| Answer» B. uncertainty | |
| 140. |
Cartograph is a: |
| A. | line diagram |
| B. | bar diagram |
| C. | map |
| D. | circle |
| Answer» C. map | |
| 141. |
Statistical results are all the time: |
| A. | qualitative one |
| B. | an average |
| C. | an exact result |
| D. | an isolated number |
| Answer» B. an average | |
| 142. |
Economics cannot be a successful subject without: |
| A. | business |
| B. | commerce |
| C. | statistics |
| D. | management |
| Answer» C. statistics | |
| 143. |
The arithmetic mean between 5 + 3 and 5 - 3 is: |
| A. | 3 |
| B. | 3 |
| C. | 5 |
| D. | 5 |
| Answer» C. 5 | |
| 144. |
The geometric mean of two numbers is 16. If one number is 32, the other number is: |
| A. | 4 |
| B. | 6 |
| C. | 8 |
| D. | 10 |
| Answer» C. 8 | |
| 145. |
The harmonic mean of 4 and 6 is: |
| A. | 4.5 |
| B. | 4.8 |
| C. | 5 |
| D. | 5.5 |
| Answer» B. 4.8 | |
| 146. |
Difference between highest and lowest value called: |
| A. | standard deviation |
| B. | Mean Deviation |
| C. | Quartile Deviation |
| D. | Range |
| Answer» D. Range | |
| 147. |
Statistics deals only with |
| A. | quantitative characteristics |
| B. | qualitative characteristics |
| C. | both (a) and (b) |
| D. | none of the above |
| Answer» A. quantitative characteristics | |
| 148. |
Open-end classes are those in which |
| A. | lower limit of the first class and the upper limit of the last class are known |
| B. | lower limit of the first class and the upper limit of the last class are not known |
| C. | only lower limit of the first class are known |
| D. | none of the above |
| Answer» A. lower limit of the first class and the upper limit of the last class are known | |
| 149. |
Relationship of mean, median and mode according to Karl Pearson is |
| A. | mode = 2median – 3mean |
| B. | median = 2mode – 2mean |
| C. | mode = 3median – 2 mean |
| D. | none of the above |
| Answer» C. mode = 3median – 2 mean | |
| 150. |
The sum of the squares of the deviations of the values of a variable is least when the deviations are measured from |
| A. | harmonic mean |
| B. | geometric mean |
| C. | arithmetic mean |
| D. | none of the above |
| Answer» C. arithmetic mean | |
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