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MCQs

Total Questions : 64 | Page 4 of 7 pages
Question 31. If the occurrence of a statistical event A does not affect the occurrence of event B and vice versa then these events are classified as
  1.    statistically dependent events
  2.    descriptive unaffected events
  3.    statistically independent events
  4.    statistically unaffected events
 Discuss Question
Answer: Option C. -> statistically independent events
Answer: (c).statistically independent events
Question 32. If the occurrence of one event does not affects or explains the occurrence of other event then the events are classified as
  1.    independent events
  2.    dependent events
  3.    known events
  4.    unknown events
 Discuss Question
Answer: Option A. -> independent events
Answer: (a).independent events
Question 33. If the occurrence of one event affects or explains the occurrence of other event then the events are classified as
  1.    known events
  2.    unknown events
  3.    independent events
  4.    dependent events
 Discuss Question
Answer: Option D. -> dependent events
Answer: (d).dependent events
Question 34. If the factory has four machines, machines will be completely depreciated in next year and the chances of failure of all machines respectively are 0.24, 0.45, 0.35, 0.38 then the probability of failure of all machines before next year is
  1.    0.355
  2.    0.148
  3.    0.158
  4.    0.168
 Discuss Question
Answer: Option D. -> 0.168
Answer: (d).0.168
Question 35. In a Venn diagram used to represent probabilities, the occurred events are represented by
  1.    circle
  2.    rectangle
  3.    square
  4.    triangle
 Discuss Question
Answer: Option A. -> circle
Answer: (a).circle
Question 36. If the probability of an event depends on repetitive observations that occurs in outcomes of experiment then this is classified as
  1.    fixed probability
  2.    non-relative probability
  3.    empirical probability
  4.    relative probability
 Discuss Question
Answer: Option C. -> empirical probability
Answer: (c).empirical probability
Question 37. If the number of outcomes in collection are 5 and the distinct outcomes are 9 then the count value according to combinations method is
  1.    4
  2.    9
  3.    126
  4.    45
 Discuss Question
Answer: Option C. -> 126
Answer: (c).126
Question 38. For the mutually exclusive events, the formula of calculating probability as n(A) ⁄ n(S) + n(B) ⁄ n(S) is used for
  1.    rule of marginal count
  2.    rule of comparison
  3.    rule of addition
  4.    rule of division
 Discuss Question
Answer: Option C. -> rule of addition
Answer: (c).rule of addition
Question 39. The measure of chance of an uncertain event in the form of numerical figures is classified as
  1.    probability
  2.    variability
  3.    durability
  4.    likelihood
 Discuss Question
Answer: Option A. -> probability
Answer: (a).probability
Question 40. In probability theories, the collection of all the events possible outcomes from an experiment is classified as
  1.    mutually exclusive events
  2.    collectively exhaustive events
  3.    collectively exclusive events
  4.    mutually exhaustive events
 Discuss Question
Answer: Option B. -> collectively exhaustive events
Answer: (b).collectively exhaustive events

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