If a seed is planted, it has a 95% chance of growing into a healthy plant. If 12 seeds are planted, what is the probability that exactly 3 don't grow?

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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If a seed is planted, it has a 95% chance of growing into a healthy plant.
If 12 seeds are planted, what is the probability that exactly 3 don't grow?
Transcribed Image Text:If a seed is planted, it has a 95% chance of growing into a healthy plant. If 12 seeds are planted, what is the probability that exactly 3 don't grow?
Suppose that 80% of all voters prefer Candidate A.
If 10 people are chosen at random for a poll, what is the probability that exactly 2 of them favor Candidate
A?
Transcribed Image Text:Suppose that 80% of all voters prefer Candidate A. If 10 people are chosen at random for a poll, what is the probability that exactly 2 of them favor Candidate A?
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