a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability b. What is the probability that at most six will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability c. What is the expected number that will graduate? (Round your final answer to 2 decimal places.) Expected number LE

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
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 local community college, 59% of students who enter the college as freshmen go on to graduate. Seven freshmen
are randomly selected.
a. What is the probability that none of them graduates from the local community college? (Do not round intermediate
calculations. Round your final answer to 4 decimal places.)
Probability
b. What is the probability that at most six will graduate from the local community college? (Do not round intermediate
calculations. Round your final answer to 4 decimal places.)
Probability
c. What is the expected number that will graduate? (Round your final answer to 2 decimal places.)
Expected number
LE
Transcribed Image Text:At a local community college, 59% of students who enter the college as freshmen go on to graduate. Seven freshmen are randomly selected. a. What is the probability that none of them graduates from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability b. What is the probability that at most six will graduate from the local community college? (Do not round intermediate calculations. Round your final answer to 4 decimal places.) Probability c. What is the expected number that will graduate? (Round your final answer to 2 decimal places.) Expected number LE
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