1. Major area of statistics today is concerned with drawing of conclusions from__________?
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A. Two

B. Complete study

C. Primary

D. Samples
2. In natural Sciences, statistics____________.
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A. Plays an Important role

B. Has no role

C. Average

D. Study

3. ___________ data are collected for the first time.
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A. Primary

B. Research

C. Secondary

D. Statistical

4. _________ statistics deals with collection, presentation and analysis of data?
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A. Inferential

B. Collection

C. Descriptive

D. Two

5. Statistics has handicap dealing with_____________?
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A. Variable

B. Qualitative data

C. Constant

D. Quantitative data

6. Proportion becomes percentage when multiplied by___________?
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A. 10-Jan

B. 1/100

C. 100

D. 1/1000

7. Variance is always calculated from___________?
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A. Mode

B. Median

C. Variance

D. Mean

E. Geometric Mean

8. Statistics are ___________ expressed?
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A. Qualitatively

B. Quantitatively

C. Descriptive

D. Ability

9. Questionnaire survey method is used to collect____________?
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A. Primary data

B. Qualitative variable

C. None of these

D. Secondary data

10. Identify the attribute?
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A. Blood Pressure

B. Blood group

C. Religions of people of a country

D. Temperature of room

11. In statistics, a sample means__________?
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A. All the items under investigation

B. A portion of the population

C. A portion of the sample

D. None of the above

12. Primary data and _____________ data are same?
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A. Grouped

B. None of these

C. Secondary data

D. Ungrouped
13. The middle value of an ordered array of numbers is the____________?
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A. Median

B. Mean

C. Mid Point

D. Mode

14. In Statistics, a population consists of:_____________?
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A. All subjects or objects whose characteristics are being studied

B. All People living in the are under study

C. All People living in a country

D. None of the above

15. A numerical value calculated from sample is called____________?
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A. None of these

B. Statistic

C. Economics

D. Mathematics

16. A parameter is a measure which is computed from___________?
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A. Test statistics

B. Sample data

C. None of these

D. Population data
17. A Constant can assume _______ value?
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A. Four

B. One

C. More than value

D. Resindent

18. In a distribution of 10, 20, 30, 40, 50, the x is 30, the sum of deviations from x will be:________?
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A. 15

B. 60

C. Zero

D. 30

19. Which of the following divides a group of data into four subgroups?
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A. Median

B. Deciles

C. Percentiles

D. Quartiles

E. Standard Deviation

20. Arithmetic Mean is___________affected by extreme values?
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A. Not

B. Less

C. None of these

D. Highly
21. The most repeated (popular) value in a data set is called___________?
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A. Mode

B. Harmonic Mean

C. Mean

D. Geometric Mean

E. Median

22. Village Patwari collecting the data about cotton crops is the example of_____________?
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A. Constant

B. Secondary data

C. Primary data

D. variable

23. Statistics is the backbone of_____________?
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A. Computer

B. Mathematics

C. Economics

D. Research
24. Age of a shopkeeper is the example of___________?
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A. Quantitative data

B. Variable data

C. Continuous data

D. Qualitative

25. To find the average speed of a journey which is the appropriate measure of central tendency?
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A. Mode

B. Mean

C. Geometric Mean

D. Harmonic Mean

E. Weighted Mean

26. If any of the value in data set is negative then it is impossible to compute:_____________?
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A. Median

B. Geometric Mean

C. Harmonic Mean

D. Mode

E. Arithmetic Mean

27. Most of the recent developments in statistics arose to meet the needs of ____________?
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A. Three reasons

B. Biology

C. Hands

D. Physics

28. The sum of squares of deviation is least if measure from__________?
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A. Median

B. Mode

C. Mean

D. Variance

29. Which branch of statistics deals with the techniques that are used to organize, summarize, and present the data?
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A. Bayesian Statistics

B. Inferential Statistics

C. Descriptive Statistics

D. Advance Statistics

30. Marital status of an individual is the example of___________?
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A. Constant

B. Attribute

C. Continuous variable

D. Discrete variable

31. The Number of road accidents is the example of____________?
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A. Continuous variable

B. variable

C. Discrete variable

D. Constant

32. The word statistics is defined as_____________?
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A. Singular as well as plural sense

B. Singular Sense

C. Plural Sense

D. Non of these

33. Life of a T.V picture tube is a:___________?
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A. Qualitative variable

B. Discrete variable

C. Continuous variable

D. Constant

34. The sum of values divided by their number is called___________?
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A. Mean

B. Harmonic Mean

C. None of these

D. Mode

E. Median

35. Statistics tests the law of ____________?
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A. physics

B. Other sciences

C. Business

D. Literary subjects

36. The number of accidents in a city during 2012 is____________?
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A. Discrete variable

B. Continuous variable

C. Constant

D. Qualitative variable

37. Statistics Laws are true________________?
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A. Field

B. Average

C. Facts

D. In each case

38. The weights of students in a college/school is a___________?
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A. Qualitative Variable

B. None of these

C. Discrete Variable

D. Continuous Variable
39. Which of the measures given here are based on every item of the series (uses all observations)?
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A. All of them

B. Standard Deviation

C. Range

D. Quartile Deviation

40. The data which have already been collected by some one are called____________?
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A. Fictitious data

B. Array data

C. Raw data

D. Secondary data
41. Census reports used as a source of data is____________?
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A. secondary source

B. Organized data

C. Primary source

D. none

42. In descriptive statistics, we study:
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A. None of the above

B. How to describe the probability distribution

C. The description of decision making process

D. The methods for organizing, displaying, and describing data
43. Use of Statistics in planning is ____________?
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A. Samples

B. Useless

C. Unavoidable

D. Various Methods

44. The data collected by NADRA to issue National Identity cards are______________?
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A. un-official data

B. Official data

C. Primary data

D. Secondary data

45. According to the empirical rule, approximately what percent of the data should lie within ???
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A. 75%

B. 95%

C. 90%

D. 99.70%

46. Which of the following Measure of averages is affected by extreme (very small or very largE. values in data set?
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A. Harmonic Mean

B. Arithmetic Mean

C. Geometric Mean

D. Mode

E. Median

47. Sampling error can reduced by __________________?
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A. Decreasing the sample size

B. Increasing the sample size

C. Increasing the population

D. Non-random sampling

48. Data must be arranged either in ascending or descending order, if some wants to compute____________?
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A. Harmonic Mean

B. Mode

C. Median

D. Geometric Mean

E. Median

49. Discrete random variable is real valued function defined on a ___________ sample space?
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A. Scale

B. Discrete

C. Variable

D. Non of these

50. The variance of 5 numbers is 10. If each number is divided by 2, then the variance of new numbers is______________?
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A. 5

B. 2.5

C. 5.5

D. 20

E. 0