Essay MM Project 4 - 1415 Words

Strayer University Math 300 MM Project PT 4 August 14, 2011 Solution: We want to test the following null and alternative hypotheses We need to use the z-statistic, which is calculated using Observe that the sample proportion is This corresponds to a two-tailed z-test for proportions. The z-statistics is computed by the following formula: The critical value for for this two-tailed test is. The rejection region is given by Since, then we reject the null hypothesis H0. Hence, we have enough evidence to reject the claim that the true proportion of blue Mamp;Ms ® candies is 0.24. 3 pts. Test their claim that the true proportion of orange Mamp;Ms ® candies is 0.20 at the†¦show more content†¦3 pts. Test their claim that the true proportion of yellow Mamp;Ms ® candies is 0.14 at the 0.05 significance level. Solution: We need to test the following hypotheses We need to use the z-statistic, which is computed using Observe that the sample proportion is This corresponds to a two-tailed z-test for proportions. The z-statistics is given by the following formula: The critical value for for this two-tailed test is. The rejection region is given by Since, then we reject the null hypothesis H0. Hence, we have enough evidence to reject the claim that the true proportion of yellow Mamp;Ms candies is 0.14. 3 pts. Test their claim that the true proportion of red Mamp;Ms ® candies is 0.13 at the 0.05 significance level. Solution: We are interested in testing the following hypotheses We need to use the z-statistic, which is calculated using Observe that the sample proportion is This corresponds to a two-tailed z-test for proportions. The z-statistics is given by the following formula: The critical value for for this two-tailed test is. The rejection region is given by Since, then we fail to reject the null hypothesis H0. Hence, we dont have enough evidence to reject the claim the true proportion of red Mamp;Ms candies is 0.13. 3 pts. Test their claim that the true proportion of brownShow MoreRelatedDummy Stress Management Paper1370 Words   |  6 Pages4/3/13 STRESS M ANAGEM ENT | PROJECT ON STRESS M ANAGEM ENT | M BA PROJECT ON STRESS M ANAGEM ENT | HR PROJECT ON STRESS M †¦ Ads by Google ââ€" º Stres s ââ€" º MBA Degree ââ€" º MBA in It ââ€" º HR Servic es PROJECT ON STRESS MANAGEMENT CAUSES OF STRESS Society the working world and daily life have changed almost beyond recognition in the past 50 years. These changes have contributed to a major increase in stress. Stress is caused from both outside inside the organization from groupsRead MoreScope Statement For Sustainable Solar Toy Car Project1256 Words   |  6 PagesScope Statement for Sustainable Solar Toy Car Project Project Scope: Enough for everyone, forever. 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