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MCQs

Total Questions : 64 | Page 2 of 7 pages
Question 11. In measuring the probability of any certain event, the one which is in the limit of probability represents
  1.    certain event
  2.    sample event
  3.    impossible events
  4.    possible events
 Discuss Question
Answer: Option A. -> certain event
Answer: (a).certain event
Question 12. In probability theory, the events are denoted by
  1.    Greek letters
  2.    capital letters
  3.    small letters
  4.    Latin letters
 Discuss Question
Answer: Option B. -> capital letters
Answer: (b).capital letters
Question 13. Considering the combination rule of counting the outcome, the value of 5! Is
  1.    5
  2.    120
  3.    24
  4.    20
 Discuss Question
Answer: Option B. -> 120
Answer: (b).120
Question 14. The difference between sample space and subset of sample space is considered as
  1.    numerical complementary events
  2.    equal compulsory events
  3.    complementary events
  4.    compulsory events
 Discuss Question
Answer: Option C. -> complementary events
Answer: (c).complementary events
Question 15. If a brown sack consists of 4 white balls and 3 black balls then the probability of one randomly drawn ball will be white is
  1.    4 ⁄ 7
  2.    1 ⁄7
  3.    4 ⁄ 4
  4.    4 ⁄ 3
 Discuss Question
Answer: Option A. -> 4 ⁄ 7
Answer: (a).4 ⁄ 7
Question 16. The conditional probability of two independent events Y and Z can be written as
  1.    P(Y - Z)
  2.    P(Y * Z)
  3.    P(Y|Z)
  4.    P(Y + Z)
 Discuss Question
Answer: Option C. -> P(Y|Z)
Answer: (c).P(Y|Z)
Question 17. The probability of the event A that does not occur in experiment is equal to
  1.    1 - P(A)
  2.    1 + P(A)
  3.    1 × P(A)
  4.    2 - P(A)
 Discuss Question
Answer: Option A. -> 1 - P(A)
Answer: (a).1 - P(A)
Question 18. The method of counting the outcomes in which the number of outcomes are determined without prior listing is classified as
  1.    single experiments
  2.    multiple experiments
  3.    zero experiments
  4.    unlisted experiments
 Discuss Question
Answer: Option B. -> multiple experiments
Answer: (b).multiple experiments
Question 19. Considering the events Y and Z, the non-occurrence of event Z and the occurrence of event Y is represented by
  1.    Y-bar union Z
  2.    Y union Z-bar
  3.    Y-bar intersection Z
  4.    Y intersection Z-bar
 Discuss Question
Answer: Option D. -> Y intersection Z-bar
Answer: (d).Y intersection Z-bar
Question 20. If in an experiment the A and B are two events, then the occurrence of event B or event A or occurrence of both is represented by
  1.    A - B
  2.    A union B
  3.    A intersection B
  4.    A + B
 Discuss Question
Answer: Option B. -> A union B
Answer: (b).A union B

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