Identify the mean deviation scores for the following values. The arithmetic mean is 89. [82, 85, 89, 93, 93, 92] A case manager at Chicanos por la Causa runs a program for immigrant families. The program is available in the morning and in the evening. She noticed that there were many differences between the groups (e.g., attendance levels, engagement levels). She computed their scores on the assessment tool. The mean of the morning class was 44.56 (SD-4.2) and the mean of the evening class was 40.50 (SD=8.5). Which class has more variability in their scores?