A Doctor wants to know if a blood pressure medication is effective. Six subjects have their blood pressure recorded. After twelve weeks on the medication, the same six subjects have their blood pressure recorded again. For this test, only systolic pressure is concerned. Patient A B C D E F Before 161 162 165 162 166 171 After 158 159 166 160 167 169 Test the effectiveness of the medication lowering systolic pressure at the 1% significance level A type I error could have serious repercussions for the patients. Describe a type I error and the repercussion of a type 1 erro

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.