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MCQs

Total Questions : 71 | Page 6 of 8 pages
Question 51. The value of Σfd is 165, A= 25, and width of class interval is 10, arithmetic mean is 145 then the number of observations are
  1.    35
  2.    36
  3.    34
  4.    32
 Discuss Question
Answer: Option B. -> 36
Answer: (b).36
Question 52. According to percentiles, the median to be measured must lie in
  1.    80th
  2.    40th
  3.    50th
  4.    100th
 Discuss Question
Answer: Option C. -> 50th
Answer: (c).50th
Question 53. The value of Σfd is 250, A= 25, number of observations are 12 and width of class interval is 6 then arithmetic mean is
  1.    25
  2.    250
  3.    150
  4.    275
 Discuss Question
Answer: Option C. -> 150
Answer: (c).150
Question 54. If the arithmetic mean is 25 and the harmonic mean is 15 then geometric mean is
  1.    17.36
  2.    16.36
  3.    15.36
  4.    19.36
 Discuss Question
Answer: Option D. -> 19.36
Answer: (d).19.36
Question 55. The harmonic mean, arithmetic mean and geometric mean are all considered as
  1.    mathematical averages
  2.    population averages
  3.    sample averages
  4.    extended measures
 Discuss Question
Answer: Option A. -> mathematical averages
Answer: (a).mathematical averages
Question 56. The frequency distribution whose most values are dispersed to the left or right of the mode is classified as
  1.    skewed
  2.    explored
  3.    bimodal
  4.    unimodal
 Discuss Question
Answer: Option A. -> skewed
Answer: (a).skewed
Question 57. In a negative skewed distribution, the order of mean, median and mode is as
  1.    mean<median>mode
  2.    mean>median>mode
  3.    mean<median<mode
  4.    mean>median<mode
 Discuss Question
Answer: Option C. -> mean<median<mode
Answer: (c).mean<median<mode
Question 58. The measure which describes the detailed characteristic of whole data set is classified as
  1.    average or central value
  2.    positive skewed value
  3.    negative skewed value
  4.    positive extended value
 Discuss Question
Answer: Option A. -> average or central value
Answer: (a).average or central value
Question 59. The extent to which the values are dispersed around the central observation is considered as
  1.    trailing
  2.    variation
  3.    extension
  4.    centralized valuation
 Discuss Question
Answer: Option B. -> variation
Answer: (b).variation
Question 60. The manner in which the geometric mean, harmonic mean and arithmetic mean are related is as
  1.    A.M>G.M>H.M
  2.    A.M>G.M<H.M
  3.    A.M<G.M<H.M
  4.    A.M<G.M>H.M
 Discuss Question
Answer: Option A. -> A.M>G.M>H.M
Answer: (a).A.M>G.M>H.M

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