Math 14

Male and female populations of tortoises (a) Approximate the population mean and standard under 80 years old are represented by age in deviation of age for males. the table below. Complete parts (a) through (d). (Round to two decimal places as needed.) Age Males Females 6 = 0-9 14 5 (Round to two decimal places as needed.) 10-19 13 6 20-29 15 14 (b) Approximate the population mean and standard deviation of age for females. 30-39 20 19 40-49 21 25 H= 50-59 24 23 (Round to two decimal places as needed.) 60-69 18 20 O= 70-79 15 14 (Round to two decimal places as needed.) (c) Which gender has the higher mean age? have the higher mean age. (d) Which gender has the higher dispersion in age? have the greater dispersion