N1987, the general social survey asked, "have you ever been active in a veteran's group? " for this question, 52 people said that they definitely did out of 98 randomly selected people. what is the 95% confidence interval for the proportion of all americans who have been active in a veteran's organization? a. (0.432, 0.629)b. (0.525, 0.535)c. (0.0448, 0.614)d. assumptions are not met. can not make confidence interval.