Medical: Glucose Testing The following data represent glucose blood levels (mg/100 mL) after a 12-hour fast for a random sample of 70 women

(Reference: American Journal of Clinical Nutrition, Vol. 19, pp. 345–351). Note: These data are also available for download at the Companion Sites for this text.

45 66 83 71 76 64 59 59 76 82 80 81 85 77 82 90 87 72 79 69 83 71 87 69 81 76 96 83 67 94 101 94 89 94 73 99 93 85 83 80 78 80 85 83 84 74 81 70 65 89 70 80 84 77 65 46 80 70 75 45 101 71 109 73 73 80 72 81 63 74 Use six classes.

For Problems use the specified number of classes to do the following.

(a) Find the class width.AppendixLO1