ell = 19 x 100/195 - 9.7436, and so on. X a - (8 - 9.7436)2/9.7436 +... =

4.92. df - 2. From Table III, 4.92 for 2 dflies between 0.05 and 0.10. A computer evaluates the p as 0.085. Because p > 0.05, there is inadequate evidence to claim a systolic and diastolic difference.