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MCQs

Total Questions : 58 | Page 5 of 6 pages
Question 41. The measures whose calculated values represents only some proportion of frequency distribution are classified as
  1.    measures of deciles systems
  2.    measures of momentum system
  3.    measures of percentile system
  4.    measures of moment system
 Discuss Question
Answer: Option C. -> measures of percentile system
Answer: (c).measures of percentile system
Question 42. The mode of set of 20 observations is 18 and the skewness of observations around central value is 5 then the calculated value of arithmetic mean of observations is
  1.    23
  2.    7
  3.    13
  4.    43
 Discuss Question
Answer: Option A. -> 23
Answer: (a).23
Question 43. The method of calculating coefficient of skewness by Karl Pearson method is useful for the type of distributions that are
  1.    non concentrated
  2.    open ended
  3.    close ended
  4.    concentrated
 Discuss Question
Answer: Option B. -> open ended
Answer: (b).open ended
Question 44. In kurtosis, the beta is less than three and median is preferred as central tendency for
  1.    leptokurtic distribution
  2.    platykurtic distribution
  3.    mesokurtic distribution
  4.    mega curve distribution
 Discuss Question
Answer: Option A. -> leptokurtic distribution
Answer: (a).leptokurtic distribution
Question 45. Considering the mean, mode and skewness of data, the value of skewness will be negative if
  1.    mean>mode
  2.    mean<mode
  3.    mean<median
  4.    mean>median
 Discuss Question
Answer: Option B. -> mean<mode
Answer: (b).mean<mode
Question 46. The first deciles of data is 8, ninth deciles is 12 and fifth deciles is 6 then the coefficient of skewness is
  1.    ±2
  2.    ±1
  3.    ±3
  4.    ±4
 Discuss Question
Answer: Option A. -> ±2
Answer: (a).±2
Question 47. In kurtosis, the frequency curve which looks more peaked than normal curve of bell shaped distribution is classified as
  1.    mega curve
  2.    mesokurtic
  3.    leptokurtic
  4.    platykurtic
 Discuss Question
Answer: Option C. -> leptokurtic
Answer: (c).leptokurtic
Question 48. In statistical procedures, the skewness is used to measure the
  1.    amount of variance
  2.    amount of upper tail values
  3.    amount of dispersion
  4.    direction of dispersion
 Discuss Question
Answer: Option C. -> amount of dispersion
Answer: (c).amount of dispersion
Question 49. For the Karl Pearson's skewness coefficient the value of skewness must be in limits
  1.    ±3
  2.    ±5
  3.    ±4
  4.    ±2
 Discuss Question
Answer: Option A. -> ±3
Answer: (a).±3
Question 50. The distribution is considered leptokurtic if
  1.    beta three is less than three
  2.    beta two is greater than two
  3.    beta three is greater than three
  4.    beta two is greater than three
 Discuss Question
Answer: Option D. -> beta two is greater than three
Answer: (d).beta two is greater than three

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