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Name the test The conditions are met to use a 2Sample T.Test Test Statistic The symbol and value of the random variable on this problem are as follows: Round value to 2 decimal places - 21 x cel phones per 100 residenta Set up the formula of the test statistic with nunbers rounded to 2 decimal place: V(E) (4)) 21 Final answer from technology to 2 decimal places: O: Obtain the Pvalue Report the final anwer to 4 decimal places. It is possible when rounded that apvalue is 0.0000 Pvalue M Make a decision Since the p-values we ect S: State a conclustion • There is signiticant evidence to conclude (he mean number of cell phones per 100 residents of al countries of the Amenicas s less than the mean number of cel phonen per 100 edents of all countes in Europe

Name the test The conditions are met to use a 2Sample T.Test Test Statistic The symbol and value of the random variable on this problem are as follows: Round value to 2 decimal places - 21 x cel phones per 100 residenta Set up the formula of the test statistic with nunbers rounded to 2 decimal place: V(E) (4)) 21 Final answer from technology to 2 decimal places: O: Obtain the Pvalue Report the final anwer to 4 decimal places. It is possible when rounded that apvalue is 0.0000 Pvalue M Make a decision Since the p-values we ect S: State a conclustion • There is signiticant evidence to conclude (he mean number of cell phones per 100 residents of al countries of the Amenicas s less than the mean number of cel phonen per 100 edents of all countes in Europe

MATLAB: An Introduction with Applications
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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Is it reasonable to assume that poputation 2 is normally distributed Not necessary to check since the sample sizo is at loast 30 N: Name the test The conditions are met to use a 2Sample T-Test T: Test Statistic The symbol and value of the random variable on this problem are as follows: Round value to 2 decimal places -23.1 x cell phones per 100 residents Set up the formula of the test statistic with numbers rounded to 2 decimat place: 21 21 Final answer from technology to 2 decimal places: O: Obtain the P-value Report the final answer to 4 decimal places. It is possible when rounded that a p-value is 0.0000 P.value M Make a decision Since the p-valuesv ,we reject H 5: State a conclustion • There is f significant evidence to conciude he mean number of cell phones per 100 residents of all countres of the Amenicas is less than the mean number of cel phones per 100 residents of allcountries in Erope Part B.) CONFIDENCE INTERVAL N Name the procedure 2Sarmpie Tinteral t Interval estimate (round endpoints to 2 decimal placeil) confidence interval for cell phones per 100 residents cell phones per 100 residents)
Transcribed Image Text:Is it reasonable to assume that poputation 2 is normally distributed Not necessary to check since the sample sizo is at loast 30 N: Name the test The conditions are met to use a 2Sample T-Test T: Test Statistic The symbol and value of the random variable on this problem are as follows: Round value to 2 decimal places -23.1 x cell phones per 100 residents Set up the formula of the test statistic with numbers rounded to 2 decimat place: 21 21 Final answer from technology to 2 decimal places: O: Obtain the P-value Report the final answer to 4 decimal places. It is possible when rounded that a p-value is 0.0000 P.value M Make a decision Since the p-valuesv ,we reject H 5: State a conclustion • There is f significant evidence to conciude he mean number of cell phones per 100 residents of all countres of the Amenicas is less than the mean number of cel phones per 100 residents of allcountries in Erope Part B.) CONFIDENCE INTERVAL N Name the procedure 2Sarmpie Tinteral t Interval estimate (round endpoints to 2 decimal placeil) confidence interval for cell phones per 100 residents cell phones per 100 residents)
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