EVERYDAY SCIENCE

Detailed explanation-1: -The statistical study of the characteristics of the human population is called demography.

Detailed explanation-2: -Answer and Explanation: In statistical research, popluation and sample are the groups considered in data collection. Population refers to the entire group being studied, while a sample is a subset of a population which is where we often collect data from.

Detailed explanation-3: -A statistical population can be a group of existing objects (e.g. the set of all stars within the Milky Way galaxy) or a hypothetical and potentially infinite group of objects conceived as a generalization from experience (e.g. the set of all possible hands in a game of poker).

Detailed explanation-4: -In statistics, a population is the pool of individuals from which a statistical sample is drawn for a study. Thus, any selection of individuals grouped by a common feature can be said to be a population. A sample may also refer to a statistically significant portion of a population, not an entire population.