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Refer to Exercises 3.67 and 3.68. Let Y denote the number of the trial on which the first applicant with computer training was found. If each interview costs $30, find the
3.67 Suppose that 30% of the applicants for a certain industrial job possess advanced training in computer programming. Applicants are interviewed sequentially and are selected at random from the pool. Find the probability that the first applicant with advanced training in programming is found on the fifth interview.
3.68 Refer to Exercise 3.67. What is the expected number of applicants who need to be interviewed in order to find the first one with advanced training?
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Chapter 3 Solutions
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