Is the same question To determine if there is a significant difference in the proportion of smokers among theblue collar workers of the United States and Italy, two independent random samples of sizes1000 and 850 are taken from both populations respectively. If 420 in the U.S. sample aresmokers and 350 in the Italy sample are smokers .Test the claim that the proportion of bluecollar smokers is higher in the U.S. than Italy.Use a = 0.05.%3DFill in the blanksState the null and alternative hypothesisA. p1 = p2%3DB. p1 > p2C. p1 < p2D. p1 p2Ho:H1:The test statistics isRound your answer in 2 decimal placesThe critical value isRound your answer in 2 decimal places The critical value isRound your answer in 2 decimal placesThe P-value isRound your answer in 2 decimal places.DecisionE. Reject the HoF. Do not reject the HoType E or Fin the boxConclusion:G. We can conclude that the proportion of blue collar smokers is higher in the U.S. than Italy.H. We can not conclude that the proportion of blue collar smokers is higher in the U.S thanItaly.Type G or H in the box

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Description: Is the same question To determine if there is a significant difference in the proportion of smokers among theblue collar workers of the United States and Italy, two independent random samples of sizes1000 and 850 are taken from both populations respe

Answered: Image /qna-images/answer/8c945819-9a16-47c0-9df6-83ab64da2eb8.jpgHypothesis, H0: p1=p2 H1: p1=! p2 Option (A) and (D) Given that, n1= 1000, n2= 850 X1= 420, X2=350 p1=X1/n1 = 420/1000 = 0.42 p2= X2/n2= 350/850 = 0.412 p^ = (420+350)/(1000+850) = 0.426 Q^ = 1-P^ = 1-0.426 = 0.584 Test Statistic= (0.42-0.412)/√{(0.426*0.584*(1/1000 + 1/850)} = 0.008/√0.2488*0.00217 =0.008/0.0232 =0.3448 Critical value of z at 0.05 level of significance is 1.645 Calculated z <tabulated z i.e (0.3448<1.645) Accept null hypothesis H0. Or do not reject H0. Option (F) is right. Conclusion is (G)

Math

Statistics

To determine if there is a significant difference in the proportion of smokers among the blue collar workers of the United States and Italy, two independent random samples of sizes 1000 and 850 are taken from both populations respectively. If 420 in the U.S. sample are smokers and 350 in the Italy sample are smokers .Test the claim that the proportion of blue collar smokers is higher in the U.S. than Italy. Use a = 0.05. Fill in the blanks

To determine if there is a significant difference in the proportion of smokers among the blue collar workers of the United States and Italy, two independent random samples of sizes 1000 and 850 are taken from both populations respectively. If 420 in the U.S. sample are smokers and 350 in the Italy sample are smokers .Test the claim that the proportion of blue collar smokers is higher in the U.S. than Italy. Use a = 0.05. Fill in the blanks

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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