The probability that a teacher will give an unannounced test during any class meeting is 1/5.If a student is absent twice,what is the probability that he will miss atleast one test?
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Probability is 1/5
So, teacher takes test in every 5 days.
If he is absent for two days.
Probability will becomes 2/5
So, teacher takes test in every 5 days.
If he is absent for two days.
Probability will becomes 2/5
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