McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Economics (CBCS) .
Chapters
| 1. |
The graph of the normal distribution depends on: |
| A. | Mean and standard deviation |
| B. | Harmonic and standard deviation |
| C. | Harmonic mean |
| D. | Standard deviation |
| Answer» A. Mean and standard deviation | |
| 2. |
____________use the division of a circle into different sectors. |
| A. | Conversion graphs |
| B. | Frequency polygon |
| C. | Sector graph |
| D. | Line graph |
| Answer» C. Sector graph | |
| 3. |
Dividing upper and lower limits of a particular class we get: |
| A. | Class interval |
| B. | Class frequency |
| C. | Class boundary |
| D. | Class mark |
| Answer» D. Class mark | |
| 4. |
Graph of time series is called |
| A. | Polygon |
| B. | Histogram |
| C. | Ogive |
| D. | Historigram |
| Answer» D. Historigram | |
| 5. |
Cumulative Frequency is _____________frequency. |
| A. | Increasing |
| B. | Decreasing |
| C. | Fixed |
| D. | None of these |
| Answer» A. Increasing | |
| 6. |
Total angles in Pie Chart |
| A. | 360 |
| B. | 90 |
| C. | 180 |
| D. | 45 |
| Answer» A. 360 | |
| 7. |
A Histogram is a set of adjacent |
| A. | Rectangles |
| B. | Triangles |
| C. | Squares |
| D. | Lines |
| Answer» A. Rectangles | |
| 8. |
The process of systematic arrangement of data in rows and columns is called |
| A. | Array |
| B. | Tabulation |
| C. | Classification |
| D. | None of these |
| Answer» B. Tabulation | |
| 9. |
While constructing frequency distribution, the number of classes used depends upon |
| A. | Number of observation |
| B. | Size of class |
| C. | Range of data |
| D. | None of these |
| Answer» B. Size of class | |
| 10. |
The graph of frequency distribution is called |
| A. | Curve |
| B. | Histogram |
| C. | Cumulative Frequency Polygon |
| D. | Ogive |
| Answer» B. Histogram | |
| 11. |
Data which have been arranged in ascending or descending order is called_______ data? |
| A. | Grouped data |
| B. | Classified |
| C. | Array |
| D. | Ungrouped data |
| Answer» C. Array | |
| 12. |
The graph of a cumulative frequency distribution is called |
| A. | Frequency polygon |
| B. | Histogram |
| C. | Cumulative frequency polygon |
| D. | Ogive |
| Answer» D. Ogive | |
| 13. |
In constructing a histogram, if the class interval size of one class is double than others, then the width of that bar should be? |
| A. | Doubled |
| B. | Half |
| C. | One |
| D. | Quarter |
| Answer» A. Doubled | |
| 14. |
Component bar charts are used when data is divided into |
| A. | Parts |
| B. | Groups |
| C. | Circles |
| D. | None of these |
| Answer» B. Groups | |
| 15. |
In pie- chart, the arrangement of the angles of the different sectors is generally? |
| A. | Anti-clockwise |
| B. | Arrayed |
| C. | Clock-wise |
| D. | Alternative |
| Answer» C. Clock-wise | |
| 16. |
The graphs of the symmetrical distribution are? |
| A. | J-shaped |
| B. | U-shaped |
| C. | Bell-shaped |
| D. | None of these |
| Answer» C. Bell-shaped | |
| 17. |
For a given class 30-44, the midpoint will be ______? |
| A. | 30 |
| B. | 34 |
| C. | 37 |
| D. | 35 |
| Answer» C. 37 | |
| 18. |
Class mark is the value which divides a class into______ equal parts? |
| A. | Four |
| B. | One |
| C. | Three |
| D. | Two |
| Answer» D. Two | |
| 19. |
A frequency touches the axis |
| A. | Yes |
| B. | No |
| C. | Sometimes |
| D. | None of these |
| Answer» A. Yes | |
| 20. |
Graphical and numerical methods are specialized process utilized in |
| A. | Education statistics |
| B. | Descriptive statistics |
| C. | Business statistics |
| D. | Social statistics |
| Answer» B. Descriptive statistics | |
| 21. |
Individual respondents, focus groups, and panels of respondents are categorized as |
| A. | Primary data sources |
| B. | Secondary data sources |
| C. | Itemized data sources |
| D. | Pointed data sources |
| Answer» B. Secondary data sources | |
| 22. |
The variables whose calculation is done according to the height, length, and weight are categorized as |
| A. | Discrete variables |
| B. | Flowchart variables |
| C. | Measuring variables |
| D. | Continuous variables |
| Answer» A. Discrete variables | |
| 23. |
Statistics branches include |
| A. | Applied statistics |
| B. | Mathematical statistics |
| C. | Industry statistics |
| D. | Both A & B |
| Answer» D. Both A & B | |
| 24. |
When each member of a population has an equally likely chance of being selected |
| A. | Non-random sampling method |
| B. | Quota sample |
| C. | Snowball sample |
| D. | An equal probability selection method |
| Answer» D. An equal probability selection method | |
| 25. |
Which of the following is not a form of non-random sampling? |
| A. | Snowball sampling |
| B. | Quota sampling |
| C. | Purposive sampling |
| D. | All of the above |
| Answer» D. All of the above | |
| 26. |
Which of the following will give a more accurate representation of the population from which a sample has been taken? |
| A. | A large sample based on the convenience sampling technique |
| B. | A small sample based on simple random sampling |
| C. | A small cluster sample |
| D. | A large sample based on simple random sampling |
| Answer» D. A large sample based on simple random sampling | |
| 27. |
The process of drawing a sample from a population is known as ____________. |
| A. | Sampling |
| B. | Census |
| C. | Survey research |
| D. | None of the above |
| Answer» A. Sampling | |
| 28. |
A _____ is a numerical characteristic of a sample and a _____ is a numerical characteristic of a population. |
| A. | Sample, population |
| B. | Population, sample |
| C. | Statistic, parameter |
| D. | Parameter, statistic |
| Answer» C. Statistic, parameter | |
| 29. |
A graph that uses vertical bars to represent data is called a_____- |
| A. | Line graph |
| B. | Bar graph |
| C. | Scatter-plot |
| D. | Vertical graph |
| Answer» B. Bar graph | |
| 30. |
The goal of _____ is to focus on summarizing and explaining a specific set of data. |
| A. | Inferential statistics |
| B. | Descriptive statistics |
| C. | Both a & b |
| D. | None of the above |
| Answer» B. Descriptive statistics | |
| 31. |
Which of these is not a method of data collection? |
| A. | Questionnaires |
| B. | Interviews |
| C. | Experiments |
| D. | Observations |
| Answer» C. Experiments | |
| 32. |
A census taker often collects data through which of the following ? |
| A. | Standardized tests |
| B. | Interviews |
| C. | Secondary data |
| D. | Observations |
| Answer» B. Interviews | |
| 33. |
The mean of a sample is |
| A. | Always equal to the mean of the population |
| B. | Always smaller than the mean of the population |
| C. | Computed by summing the data values and dividing the sum by (n-1 |
| D. | Computed by summing all the data values and dividing the sum by the number of |
| Answer» D. Computed by summing all the data values and dividing the sum by the number of | |
| 34. |
Which of these represent qualitative data? |
| A. | Height of a student |
| B. | Liking or disliking of (500) persons of a product |
| C. | The income of a government servant in a city |
| D. | Yield from a wheat plot |
| Answer» B. Liking or disliking of (500) persons of a product | |
| 35. |
Population census is conducted through |
| A. | Sample survey |
| B. | Accounting |
| C. | Investigation |
| D. | Complete enumeration |
| Answer» D. Complete enumeration | |
| 36. |
Data classified by many ______are said to be quantitative. |
| A. | Characteristics |
| B. | Categories |
| C. | Affinities |
| D. | Attributes |
| Answer» D. Attributes | |
| 37. |
A graph consists of _______ lines. |
| A. | Parallel line |
| B. | Smooth curve |
| C. | Curve |
| D. | Straight |
| Answer» D. Straight | |
| 38. |
The Normal distribution is ___________________? |
| A. | Platykurtic |
| B. | Mesoukurtic |
| C. | Leptokurtic |
| D. | None of these |
| Answer» B. Mesoukurtic | |
| 39. |
A distribution is called ______ distribution if it has two modes. |
| A. | Uni-modal |
| B. | Bi-modal |
| C. | Tri-modal |
| D. | None of these |
| Answer» B. Bi-modal | |
| 40. |
Statistics are _____________expressed. |
| A. | Descriptive |
| B. | Ability |
| C. | Qualitatively |
| D. | Quantitatively |
| Answer» D. Quantitatively | |
| 41. |
Which of the following is not a pre-requisite for a good measure of central tendency? |
| A. | It should not be rigidly defined |
| B. | It should be based on all observations |
| C. | It should not be affected by fluctuation of sampling |
| D. | None of the above |
| Answer» A. It should not be rigidly defined | |
| 42. |
Which one of the following is a pre-requisite for a good measure of dispersion? |
| A. | It should be affected by fluctuation of sampling |
| B. | It should be easy to calculate |
| C. | It should not be based on all observations |
| D. | All of the above |
| Answer» B. It should be easy to calculate | |
| 43. |
In an open ended frequency distribution: |
| A. | Mean cannot be found |
| B. | Median cannot be found |
| C. | Mode cannot be found |
| D. | None of the above |
| Answer» A. Mean cannot be found | |
| 44. |
Which of the following is true? |
| A. | Median cannot be located in an open ended distribution |
| B. | Median is badly affected by extreme values |
| C. | Median is not affected by extreme values |
| D. | All of the above |
| Answer» C. Median is not affected by extreme values | |
| 45. |
Which one of the following is a positional average? |
| A. | Geometric mean |
| B. | Harmonic mean |
| C. | Median |
| D. | None of the above |
| Answer» C. Median | |
| 46. |
Which one of the following is not a mathematical average? |
| A. | Geometric mean |
| B. | Harmonic mean |
| C. | Arithmetic mean |
| D. | Median |
| Answer» D. Median | |
| 47. |
Which of the following is/are a mathematical averages? |
| A. | Geometric mean |
| B. | Harmonic mean |
| C. | Arithmetic mean |
| D. | All of the above |
| Answer» D. All of the above | |
| 48. |
Choose the correct answer |
| A. | HM≥GM≥AM |
| B. | HM≤GM≤AM |
| C. | GM>HM>AM |
| D. | None of the above |
| Answer» B. HM≤GM≤AM | |
| 49. |
The relationship between median, arithmetic mean and mode is |
| A. | Mode = 2Median – 3Mean |
| B. | Mode = 3Median – 2Mean |
| C. | Median= 3Mode – 2Mean |
| D. | Mean = 3Median – 2Mode |
| Answer» B. Mode = 3Median – 2Mean | |
| 50. |
If Arithmetic mean = 20 and Median = 25. Then, the value of Mode is equal to__ |
| A. | 22.5 |
| B. | 20.5 |
| C. | 30.0 |
| D. | None of the above |
| Answer» D. None of the above | |
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