a. Construct a frequency distribution table for ages of female participants using the classes 20–29, 30–39, 40–49, 50–59, and 60–69.
b. Calculate the relative frequency and percentage for each class.
c. Construct a histogram for the frequency distribution of part a.
d. What percentage of the female participants are younger than 40?
e. Compare the histograms for Exercises 2.14 and 2.15 and mention the similarities and differences.

The following table includes partial data for a health fair held at a local mall by community college nursing students. The data are provided for 30 male and 30 female participants who stopped by the health fair booth. Data includes participant’s age to the nearest year, body weight in pounds, and blood glucose level measured in mg/dL.

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Blood Blood Age (Males) Age (Females) Weight (Males) Weight (Females) Glucose Glucose Participant (Males) (Females) 111 55 23 197 140 124 137 2 24 38 137 106 105 3 25 139 136 93 121 45 4 38 47 261 105 92 109 49 23 169 208 117 97 41 46 201 117 77 86 54 34 176 244 128 131 95 32 35 203 234 143 149 9. 30 36 210 258 134 10 59 58 168 156 131 90 223 211 11 55 58 130 124 248 12 21 46 163 106 108 13 52 26 151 99 108 110 14 61 28 220 162 143 144 15 56 53 211 253 76 81 Blood Blood Weight Age (Males) Age (Females) Weight (Females) Glucose Glucose Participant (Males) (Males) (Females) 16 55 33 104 119 124 109 17 52 62 262 231 89 81 18 33 35 122 258 107 85 19 34 31 136 138 103 135 20 33 29 156 139 100 105 21 31 20 222 232 98 97 22 27 34 174 140 112 132 23 34 50 230 236 121 113 24 48 47 167 234 105 149 25 25 44 262 149 81 99 26 47 21 234 196 134 149 27 49 55 146 202 113 75 28 22 43 214 229 93 85 29 35 53 130 220 124 126 30 29 31 232 190 76 148