Final answer:
Life expectancy ranges from a low of about 49.44 years in Chad to about 89.57 years in Monaco, demonstrating the influence of development and wealth on health.
Step-by-step explanation:
Life expectancy varies significantly around the world, influenced by factors such as nutrition, healthcare access, sanitation, and socioeconomic conditions.
Looking at the range of life expectancies, Chad has one of the lowest with an average of 49.44 years, while the highest can be found in Monaco with an impressive 89.57 years.
The disparities between countries like Chad and Monaco illustrate the impact of development and wealth on population health.