Answer to Question #331073 in Statistics and Probability for Natalia

Question #331073

Question: 1

The probability that an individual suffers a bad reaction from injecting Covid-19 vaccine is 0.003,determine the probability that out of 4000 individuals

(i)  Exactly 2 individuals will suffer a bad reaction.

(ii) More than 4 individuals will suffer a bad reaction

   

Question: 2

If 20% of the bolts produced by a machine are defective. Determine the probability that out of four bolts chosen at random, at most 2 bolts will be defective.


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