Question: 4. In problem 5.21 page 222 part a. , identify n (number of trials),x (number of successes) and p (probability of success for 1 trial).

4. In problem 5.21 page 222 part a. , identify n (number of trials),x (number of successes) and p (probability of success for 1 trial).

222 CHAPTER 5 | Discrete Probability Distill 5.21 According to IDC, 87% of smartphones in the world use Google's Android operating system in the third quarter of 2016. Answer the following questions based on a random sample of 14 smartphone users. a. What is the probability that exactly nine people from this sample have a smartphone using the Android operating system

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