your answer to the following question was incorrect. try again: Part a) Which of the following is/are parameter(s) of interest with respect to the new investigation here? (Select all that apply) A. The mean depth (in m) of all Northern Hemisphere icebergs. B. 20 meters C. The mean depth (in m) of the 41 icebergs in the study. D. 41 E. 270 meters F. The variance of the depths (in m) of all Northern Hemisphere icebergs. G. None of the above