Related Questions

Certain number of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a girl hits a goal is 7/10 whereas the probability that a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy?
A 14/50
B 7/50
C 2/5
D 2/25
Certain numbers of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a gril hits a goal is 7/10 whereas the probability than a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy?
A 14/50
B 7/50
C 2/5
D 2/25
PERT analysis is based on
A Optimistic time
B Pessimistic time
C Most likely time
D All the above
PERT technique of network analysis is mainly useful for
A Small projects
B Large and complex projects
C Research and development projects
D Deterministic activities
In PERT analysis, critical path is obtained by joining events having
A +ve slack
B -ve slack
C Zero slack
D Dummy activities
PERT analysis is based upon
A Optimistic time
B Pessimistic time
C Most likely time
D All of these
The probability that a student will graduate with honors and get a good job is 0.09 whereas the probability that a student will graduate with honors is 0.1. What is the probability that a student will get a good job if she graduates with honors?
A 90%
B 9%
C 0.9%
D 18%
The latest time that the event can be delayed without delaying the completion of the entire project in PERT chart is:
A earliest allowable time
B latest allowable time
C earliest pass
D latest pass
E None of the above
PERT has following time estimate
A One time estimate
B Two time estimate
C Three time estimate
D Four time estimate
Consider a company that assembles computers. The probability of a faulty assembly of any computer is p. The company therefore subjects each computer to a testing process. This testing process gives the correct result for any computer with a probability of q. What is the probability of a computer being declared faulty?
A pq + (1 - p) (1 - q)
B (1 - q)p
C (1 - p)q
D pq

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