Mathematics, 21.09.2019 22:30 ComicSans10
Atelephone survey uses a random digit dialing machine to call subjects. the random digit dialing machine is expected to reach a live person 15% of the time. in eight attempts, what is the probability of achieving exactly two successful calls?
Answers: 1
successes in 
trials) = ⁿ
×![[P(Success)^{r}]](/tpl/images/0250/4935/59f94.png)
×![[P(failure)]^{n-r}](/tpl/images/0250/4935/02632.png)
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Atelephone survey uses a random digit dialing machine to call subjects. the random digit dialing mac...
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