Math 240

X zy Section 8.2 - MAT 240: Applied St X Course Hero X + oks.com/zybook/SNHUMAT240Master1/chapter/8/section/2 ary > MAT 240: Applied Statistics home > pothesis test for the difference between two population proportions zyBooks catalog Jump to level 1 A pharmaceutical company is trying to determine if a new drug is more effective than the current standard drug. The company tracks random samples of patients on each drug and calculates the proportion that see an improvement in symptoms after six months. The results of the data collected are shown below. What are the population parameters? Pick Old drug New drug Successes 419 Successes 261 What is the level of significance? Ex: 0.12 Observations 500 Observations 300 p-hat_1 0.838 p-hat_2 0.870 What is the null hypothesis Ho? Pick v Confidence Level 99% z-score 1.227 What is the alternative hypothesis Ha? Pick p-value 0.1094 Should Ho be rejected or does Ho fail to be rejected? |Pick What conclusion can be drawn from the data? Pick evidence exists to support the claim that more patients on the new drug see improvements in symptoms than patients on the current drug