Question

Traffic Safety: Here is a passage from a study published by the National Highway Traffic Safety Administration in 2007.

Answer 1

The correct answer is letter B

All statistical research must serve a target audience, as it is based on this set of people that data are collected and analyzed according to the research principle. This target audience is called the population and is a group of people who have their own characteristics, for example: users of a health plan, members of a football team, employees of a company, voters in a municipality, state or country, students at a school, union members, members of a household, and various situations involving a general group of elements. The population can also be related to a set of objects or information. In statistics, the population is classified as finite and infinite