When you send out a resume, the probability of being called for an interview is .20. What is the expected number of resumes you send out until you get the first interview?
A)5
B)7
C)10
D)12

Question

Quizplus · Accepted Answer

The expected number of resumes you need to send out until you get the first interview, when the probability of being called for an interview per resume is 0.20, is calculated using the formula for the expected value of a geometric distribution, which is 1/p. Here, p = 0.20, so the expected value is 1/0.20 = 5.

When You Send Out a Resume, the Probability of Being