l l l Listed below are systolic blood pressure measurements (mm Hg) taken from the right and left arms of the same woman. Assume that the paired sample data is a simple random sample and that the differences have a distribution that is approximately normal. Use a 0.05 signicance level to test for a difference between the measurements from the two arms. What can be concluded? Right arm 145 151 138 136 130 la: Left arm 179 161 172 145 142 H1:pd