Credit score (before seminar) 655 602 644 656 632 664 Credit score (after seminar) 700 650 660 650 680 702 Your answer Yellow 2 Write "completed" when you have finished this question so that you may move to the next section. A medical researcher claims that calcium supplements can decrease the systolic blood pressures of men. In part of the study, 10 randomly selected men are given a calcium supplement for 12 weeks. The table shows the systolic blood pressures (in millimeters of mercury) of the 10 men before and after the 12-week study. At a = 0.10, is there enough evidence to support the medical researcher's claim? Patient 1 2 3 4 5 Systolic blood pressure (before) 107 110 123 129 112 Systolic blood pressure (after) 100 114 105 112 115 Patient 6 7 8 9 10 Systolic blood pressure (before) 111 107 112 136 102 Systolic blood pressure (after) 116 106 102 125 104 Your answer Yellow 3 Write "completed" when you have finished this question so that CLOSE QUIZ you may move to the next section. 110 AD % packs