: a loose pullover or jacket without a collar and usually with long sleeves. See words that rhyme with sweatshirt Spanish Central: Translation of sweatshirt Nglish: Translation of sweatshirt for Spanish speakers.
Demography (from prefix demo- from Ancient Greek Î´á¿Î¼Î¿Ï dÄmos meaning the people, and -graphy from Î³ÏÎ¬ÏÏ graphÅ, implies writing, description or measurement) is the statistical study of populations, especially human beings.
What do demographers try to predict using age structure diagrams? Demography. Demography is the systematic and scientific study of the size, make up, and fluctuations in human populations. Demographers use a variety of methods to amass their data. These include population censuses, vital registrations, and surveys. Answer and Explanation: Demographers use age structure diagrams, often referred to as population pyramids, to sort a populace by age and gender in order to predict human population growth. Age structure diagrams are viewed by demographers as the most useful tools to graphically represent the gender and age composition within a population.