At a very large university, 70% of students that apply are accepted. Suppose 18 applicants are selected at random. 1. What is the expected number of applicants? (round to 1 decimal) 2. What is the probability that exactly 10 will be accepted? (Round to 4 decimal) 3. What is the probability that at most half will be accepted? (Round to 4 decimal

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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At a very large university, 70% of students that apply are accepted. Suppose 18 applicants are selected at random.

1. What is the expected number of applicants? (round to 1 decimal)

2. What is the probability that exactly 10 will be accepted? (Round to 4 decimal)

3. What is the probability that at most half will be accepted? (Round to 4 decimal) 

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