A researcher conducted a study of effects of taking a supplement once a day during lunch …

researcher conducted a study of effects of taking a supplement once a day during lunch on cholesterol levels of elderly people at a nursing home. sample is made up of 38 male participants & 56 female participants. distribution of the ages of all participants in study: Age Range, Number of Participants: 70 – 74, 12; 75 – 79, 37; 80 – 84, 37; 85 and older, 8; Total 94. number of participants younger…