Records indicate that 40% of S.5 math class are conservative. If a sample of 10 students is picked at random. Find the probability that,   (a) exactly 3 students are conservative   (b) Atmost 3 students are conservative   (c) Between 2 to 8 students are conservative

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Records indicate that 40% of S.5 math class are conservative. If a sample of 10 students is picked at random. Find the probability that,

 

(a) exactly 3 students are conservative

 

(b) Atmost 3 students are conservative

 

(c) Between 2 to 8 students are conservative

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