(23.01) in a randomized comparative experiment on the effect of dietary calcium on blood pressure, researchers divided 58 healthy white males at random into two groups. one group received calcium; the other, a placebo. at the beginning of the study, the researchers measured many variables on the subjects. the paper reporting the study gives x???=113.7 and s = 9.1 for the seated systolic blood pressure of the 29 members of the placebo group. give a 96% confidence interval for the mean blood pressure in the population from which the subjects were recruited is. Get the answer
Category: statistics | Author: Hedda Galya