1. The goal of a nutritional study was to compare the caloric intake of adolescents living in rural areas of the United

States with the caloric intake of adolescents living in urban areas of the United States. A random sample of

ninth-grade students from one high school in a rural area was selected. Another random sample of ninth graders

from one high school in an urban area was also selected. Each student in each sample kept records of all the food

he or she consumed in one day.

The back-to-back stemplot below displays the number of calories of food consumed per kilogram of body weight

for each student on that day.

Urban

Rural

999988 76

44310

97665

(a) Write a few sentences comparing the distribution of the daily caloric intake of ninth-grade students in the

rural high school with the distribution of the daily caloric intake of ninth-grade students in the urban high

school