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MCQs

Total Questions : 49 | Page 3 of 5 pages
Question 21. The measure of relative dispersion is called __________________?
  1.    Quartile deviation
  2.    Mean dervation
  3.    Mean coefficient
  4.    Coefficient of quartile Deviation
 Discuss Question
Answer: Option D. -> Coefficient of quartile Deviation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 22. The lack of uniformity is called ______________?
  1.    Lack
  2.    variation
  3.    X= 5
  4.    Skewness
 Discuss Question
Answer: Option D. -> Skewness
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 23. The frequency distribution mean > Median > Mode is called __________?
  1.    Negatively
  2.    Symmetrical
  3.    +vely
  4.    One
 Discuss Question
Answer: Option C. -> +vely
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 24. Second moment about mean is always equal to _____________?
  1.    S.D.
  2.    C.V.
  3.    Variance
  4.    Square
 Discuss Question
Answer: Option C. -> Variance
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 25. If y= bx + c the range of y is ________?
  1.    Range of P
  2.    Quartile of X
  3.    Range of x
  4.    Zero
 Discuss Question
Answer: Option B. -> Quartile of X
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 26. If y= ax + b the S.D. of y is _______________?
  1.    Mean Deviation of x
  2.    Minimum
  3.    S.D. of x
  4.    Maximum
 Discuss Question
Answer: Option C. -> S.D. of x
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 27. Which is poor measure of dispersion in open-end distribution ________________?
  1.    Quartile- deviation
  2.    Semi-inter quartile range
  3.    Range
  4.    None of these
 Discuss Question
Answer: Option C. -> Range
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 28. Suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be_________?
  1.    50
  2.    70
  3.    50/20
  4.    50-20=30
 Discuss Question
Answer: Option A. -> 50
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 29. The second moment about mean is _____?
  1.    Variance
  2.    Mean
  3.    S.D.
  4.    Mode
 Discuss Question
Answer: Option C. -> S.D.
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 30. Standard deviation is always calculated from _____________?
  1.    Mean
  2.    Median
  3.    Mode
  4.    G.M.
 Discuss Question
Answer: Option A. -> Mean
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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