Collecting Data Review

The facts or numbers gathered by a survey

• data

• sample

• population

• survey

The characteristic used to describe a sample

• parameter

• statistic

• population

• census

The collection of data from every member of a population

• parameter

• survey

• census

• sample

A method of collecting information about a certain group of people by asking a question or set of questions

• data

• census

• random sample

• survey

A sample that is selected from the population in such a way that every member of the population has the same chance of being selected

• random sample

• population

• statistic

• survey

The characteristic used to describe the entire population

• statistic

• parameter

• census

• data

The entire set of items (who or what) from which data can be selected

• survey

• parameter

• population

• sample

The data collected from part of a population

• sample

• census

• statistic

• parameter

Census or Sample?

Jorge surveys each of the teachers in his school. He concludes that 64% of the teachers in his school enjoy reading as a hobby.

• Census

• Sample

Census or Sample?

Chris surveys each of the students in his seventh grade class. He concludes that 50% of all seventh graders have at least one sibling.

• Census

• Sample