Suppose that 2 out of every 10 homeowners in the state of California has invested in earthquake insurance. Suppose 20 homeowners are randomly chosen to be interviewed. USE SALT (a) What is the probability that at least one had earthquake insurance? (Round your answer to three decimal places.) (b) What is the probability that four or more have earthquake insurance? (Round your answer to three decimal places.) (c) Based on the empirical rule within what limits would you expect the number of homeowners insured against earthquakes to fall approximately 95% of the time? (Round your answers to the nearest whole number.) to
Suppose that 2 out of every 10 homeowners in the state of California has invested in earthquake insurance. Suppose 20 homeowners are randomly chosen to be interviewed. USE SALT (a) What is the probability that at least one had earthquake insurance? (Round your answer to three decimal places.) (b) What is the probability that four or more have earthquake insurance? (Round your answer to three decimal places.) (c) Based on the empirical rule within what limits would you expect the number of homeowners insured against earthquakes to fall approximately 95% of the time? (Round your answers to the nearest whole number.) to
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![Suppose that 2 out of every 10 homeowners in the state of California has invested in earthquake insurance. Suppose 20 homeowners are randomly chosen to be interviewed.
USE SALT
(a) What is the probability that at least one had earthquake insurance? (Round your answer to three decimal places.)
(b) What is the probability that four or more have earthquake insurance? (Round your answer to three decimal places.)
(c) Based on the empirical rule within what limits would you expect the number of homeowners insured against earthquakes to fall approximately 95% of the time? (Round your answers to the nearest whole number.)
to](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9175f245-2e1a-4def-805b-da74e3897838%2F52bee357-9d79-405a-9fc1-bffc47f2b383%2Fp1cbruk_processed.png&w=3840&q=75)
Transcribed Image Text:Suppose that 2 out of every 10 homeowners in the state of California has invested in earthquake insurance. Suppose 20 homeowners are randomly chosen to be interviewed.
USE SALT
(a) What is the probability that at least one had earthquake insurance? (Round your answer to three decimal places.)
(b) What is the probability that four or more have earthquake insurance? (Round your answer to three decimal places.)
(c) Based on the empirical rule within what limits would you expect the number of homeowners insured against earthquakes to fall approximately 95% of the time? (Round your answers to the nearest whole number.)
to
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