Use the frequency distribution to complete parts (a) through (e). Class Frequency 8-14 8 a) Determine the total number of observations. b) Determine the width of each class. c) Determine the midpoint of the second class. d) Determine the modal class (or classes). e) Determine the class limits of the next class if an 15-21 22- 28 29- 35 36 - 42 43 -49 additional class were to be added. a) The total number of observations is 38. b) The width of each class is 7. c) The midpoint of the second class is 18.o". (Type an integer or a decimal.) d) The modal class(es) is/are 8-14. (Use a hyphen to separate the limits of a cdass. Use a comma to separate answers. Type the classes in order from smallest to largest.) e) The class limits of the next class if an additional class were to be added are (Use a hyphen to separate the limits of a cdass.) O773 67

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