(2) The overall result of a
College in arts
is 60%. find find the probability that out of a group of 5 Candidates at least 4 passed in the examination ?
Answers
Answered by
0
Answer:
it is 2700
Step-by-step explanation:
thanks bro for asking
Answered by
3
Answer:
97.44%
Step-by-step explanation:
If the overall percentage of success in an exam is 60,
The probability of a student not clearing an exam is 40% i. e. 0.4. Four (4) students simultaneously not clearing an exam is
0.4*0.4*0.4*0.4 = 0.16*0.16 = 0.0256 i. e. 2.56%.
Thus, the required probability is 100 - 2.56 = 97.44 %.
97.44 % is the required answer.
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