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id class width of the given ich number) A researcher wishes to determine the daily expenses of students on their snacks. The data are as follows: 50 25 35 40 44. 20 45 48 38 65 55 55 35 48 53 45 20 35 55 42 1. R= range highest value - lowest value R = 60-20-45 2. k = number of class limits or interval = VN (round it off to the nearest odd number) N = number of observations k = R 3. c = class width Il range number of class limits (round it off to the nearest integer or whole number.) C= Performance Tasic:​