4) In aclass of 20 studets, 16 students have Success En the exam af statistics. 5 students ere Selected at random from this class. o what is the Probability that:- * exactly 2 students have Railed the...

I want a solution in steps4)<br>In aclass of 20 studets, 16 students have Success En<br>the exam af statistics. 5 students ere Selected at random<br>from this class.<br>o what is the Probability that:-<br>* exactly 2 students have Railed the exam et statistics.2<br>b) at most 3<br>ン<br>O Find the expected number uf students cwhich have<br>Failed the exam of stoadistics.<br>d) find the Varlance af students which have Success<br>the exam of statistics?<br>

Extracted text: 4) In aclass of 20 studets, 16 students have Success En the exam af statistics. 5 students ere Selected at random from this class. o what is the Probability that:- * exactly 2 students have Railed the exam et statistics.2 b) at most 3 ン O Find the expected number uf students cwhich have Failed the exam of stoadistics. d) find the Varlance af students which have Success the exam of statistics?

Jun 07, 2022
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