basic statistics MCQs – Page 3

Practise focused basic statistics questions with marked answers for exam preparation and subject revision.

basic statistics Mcqs

41. The algebraic sum of deviations from mean is_____________?
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A. Zero

B. Minimum

C. Undefined

D. Maximum

42. Which of the following cannot be less than zero (negative)?
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A. Harmonic Mean

B. Median

C. Arithmetic Mean

D. Mode

E. Geometric Mean

43. In a frequency distribution the last cumulative frequency is 500. Q3 must lie in_____________?
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A. 175th item

B. 275th item

C. 150th item

D. 375th item

44. Data being used by an agency which is originally collected by them are _______ data?
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A. Primary

B. Quantitative

C. Secondary

D. Discrete

45. If a distribution has two modes then this distribution is called______________?
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A. Uni-Modal

B. Tri-Modal

C. None of these

D. Bi-Modal

E. Multi-Modal

46. You asked five of your classmates about their height. On the basis of this information, you stated that the average height of all students in your university or college is 67 inches. This is an example of ?
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A. Inferential Statistics

B. Descriptive statistics

C. Parameter

D. Population

47. A Constant can assume _______ value?
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A. Resindent

B. One

C. Four

D. More than value

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

B. Median

C. Mode

D. Median

E. Harmonic Mean

49. Which of the measures given here are based on every item of the series (uses all observations)?
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A. Range

B. Standard Deviation

C. Quartile Deviation

D. All of them

50. Which one of the following measurement does not divide a set of observations into equal parts ?
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A. Standard Deviations

B. Quartiles

C. Percentiles

D. Median

E. Deciles

51. ______________is based on all observations of data?
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A. Median

B. Mean

C. None of these

D. Mode

52. Which mean is most effected by extreme values?
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A. HM

B. Median

C. AM

D. GM

53. Suppose for 40 observations, the variance is 50. If all the observations are increased by 20, the variance of these increased observation will be______________?
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A. 50/20

B. 70

C. 50

D. 50-20 = 30

E. 50

54. Mean Deviation, Variance and Standard Deviation of the values 4, 4, 4, 4, 4, 4 is_________________?
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A. 8

B. 2

C. 12

D. 0

E. 4

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

B. Median

C. Harmonic Mean

D. Geometric Mean

E. Mode

56. In a frequency distribution the last cumulative frequency is 300, Median shall lie in____________?
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A. 130th item

B. 150th item

C. 140th item

D. 160th item

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

B. 100

C. 1/1000

D. 1/100

58. Statistics are ___________ expressed?
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A. Qualitatively

B. Ability

C. Quantitatively

D. Descriptive

59. A characteristics that does not change is called______________?
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A. Constant

B. Attribute

C. None of these

D. variable

60. Continuous variable can assume __________ value?
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A. Constant

B. Specific

C. All possible

D. Accuracy

Showing 41 to 60 of 172 mcqs