page s ( of 9) CH 10 ( Hypothesis Testing with Two Samples - Matched or Paired Samples ) A doctor wants to know if a blood pressure medication is effective. Six subjects have their blood pressures re After twelve weeks on the medication, the same six subjects have their blood pressure recorded again. For th only systolic pressure is of concern. Test at the 1% significance level. Patient A B C D E F Before 161 162 165 162 166 171 After 158 159 166 160 167 169 a) State the null AND alternative hypotheses b) ( in excel ) use the TTEST to find the p-value ( where Array 1 is "before" and Array 2 is "after, TAILS and TYPE = 1 ) c) What is the conclusion