A Sample of 120 adults who live in Los Angeles County took the PCR test (Covid-19 test). It resulted that 18 people were confirmed as positive. (a) Find the 90% confidence interval for the rate of positive of covid-19. Interpret the result. Round confidence interval to the nearest ten-thousandth if necessary. (b) As of November 14, 2020, in Los Angeles County, the new daily cases of laboratory confirmed positive in covid-19 cases is 2481. Population in Los Angeles county is 10,79,000. Do you think it is a good idea to estimate the rate of the covid-19 positive cases who live in Los Angeles Country from question (a)? Explain why. A sample of 120 adults who live in Los Angeles County took the PCR test (Covid-19 test). It resulted that 18 people were confirmed as positive.(a) Find the 90% confidence interval for the rate of positive of covid-19. Interpret the result. **Round confidence interval to the nearest ten-thousandth if necessary.**(b) As of November 14, 2020, in Los Angeles County, the new daily cases of laboratory confirmed positive in covid-19 cases is 2481. Population in Los Angeles county is 10,79,000. Do you think it is a good idea to estimate the rate of the covid-19 positive cases who live in Los Angeles County from question (a)? Explain why.

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Description: A Sample of 120 adults who live in Los Angeles County took the PCR test (Covid-19 test). It resulted that 18 people were confirmed as positive. (a) Find the 90% confidence interval for the rate of positive of covid-19. Interpret the result. R

Given Information: Sample size (n) = 120 X = 18 people were confirmed as positive. Sample proportion…

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

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A Sample of 120 adults who live in Los Angeles County took the PCR test (Covid-19 test). It resulted that 18 people were confirmed as positive.

(a) Find the 90% confidence interval for the rate of positive of covid-19. Interpret the result. Round confidence interval to the nearest ten-thousandth if necessary.

(b) As of November 14, 2020, in Los Angeles County, the new daily cases of laboratory confirmed positive in covid-19 cases is 2481. Population in Los Angeles county is 10,79,000. Do you think it is a good idea to estimate the rate of the covid-19 positive cases who live in Los Angeles Country from question (a)? Explain why.

A sample of 120 adults who live in Los Angeles County took the PCR test (Covid-19 test). It resulted that 18 people were confirmed as positive.

(a) Find the 90% confidence interval for the rate of positive of covid-19. Interpret the result. **Round confidence interval to the nearest ten-thousandth if necessary.**

(b) As of November 14, 2020, in Los Angeles County, the new daily cases of laboratory confirmed positive in covid-19 cases is 2481. Population in Los Angeles county is 10,79,000. Do you think it is a good idea to estimate the rate of the covid-19 positive cases who live in Los Angeles County from question (a)? Explain why.

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