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MCQs

Total Questions : 58 | Page 6 of 6 pages
Question 51. P(µ – σ≤x≤µ + σ)=_________?
  1.    .6826
  2.    .6743
  3.    .6745
  4.    .2345
 Discuss Question
Answer: Option A. -> .6826
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 52. Normal distribution has ____shaped?
  1.    u-shaped
  2.    Bell shaped
  3.    T-shaped
  4.    Normal shaped
 Discuss Question
Answer: Option B. -> Bell shaped
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 53. For a normal distribution having µ = 241 and σ = 2 P (X≥235) is:_______?
  1.    0.9986
  2.    0.5
  3.    0.475
  4.    0.235
 Discuss Question
Answer: Option A. -> 0.9986
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 54. The quartile deviation is ____ (S.D.) is normal dist?
  1.    .6734
  2.    .7879
  3.    .6745
  4.    .4567
 Discuss Question
Answer: Option C. -> .6745
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 55. Normal distribution is a probability distribution of _____ random variable?
  1.    Continuous
  2.    Constant
  3.    Discrete
  4.    Normal
 Discuss Question
Answer: Option A. -> Continuous
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 56. In normal distribution u2 = S2 and u4 =___________?
  1.    3S2
  2.    3S
  3.    3S4
  4.    4S2/x
 Discuss Question
Answer: Option C. -> 3S4
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 57. Normal distribution has ______ parameter?
  1.    Three
  2.    Two
  3.    Four
  4.    One
 Discuss Question
Answer: Option B. -> Two
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 58. The equation of standard normal distribution is f(z)=________?
  1.    1/σ√2∏e 1/2×2
  2.    1/σ√2∏e -1/2×2
  3.    1/√2∏
  4.    1/σ√2∏
 Discuss Question
Answer: Option B. -> 1/σ√2∏e -1/2×2
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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