1. The following data represent the flight time (in minutes) of a random sample of seven flights from one city to anther city 283, 269, 259, 265, 256, 262, 268a. The range of flight time is? 27mintues B. The sample standard deviation of the flight time is 2. a. Approximate the population mean and standard deviation of age for males.b. Approximate the population mean and standard deviation of age for females.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

Male and female populations of tortoises under 80 years old are represented by age in the table below. Complete parts (a) (d)- 99 Males Female 0-19 12 I . I . I . I .. I 1 m m m through Ch