The 8 high-capacity rats had mean blood pressure 89 with standard deviation 9;the 8
Chapter 0, Problem 19.26(choose chapter or problem)
The 8 high-capacity rats had mean blood pressure 89 with standard deviation 9;the 8 low-capacity rats had mean blood pressure 105 with standard deviation 13.(Blood pressure is measured in millimeters of mercury.) The two-sample t statisticfor comparing the population means has value(a) 0.5. (b) 2.86. (c) 9.65.
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