Researchers are interested in the effects of meditation on adults with high blood pressure. An experimental study took 100 volunteers with high blood pressure and split them into two groups, Group A and Group B. Group A was asked to meditate for 30 minutes per day for two weeks. Group B was asked to maintain their existing behavior. Both groups had their blood pressure taken at the beginning and end of the two week experiment. they found a 10% reduction in blood pressure for Group A and no change in Group B. what is the population city. b) what is the sample in this study. c) what is the sample statistic in this study? d) what is the population parameter in this study. e) what was the treatment Group? f) what was the control group. g) was the study single blind, double blind or neither