Use the given minimum and maximum data entries, and the number at classes. to nd the class width, the lower class limits. and the upper class limits. minimum =13, maximum: 74, 7 classes The class width is 9 . (Type a whole number.) Use the minimum as the rst lower class limit, and then nd the remaining lower class limits. The lower class limits are ID. (Type a whole number. Use a comma to separate answers as needed.)