Unit 1 Gathering Data Review Flashcard

Front

What is a numerical characteristic of the population?

Back

Parameter

Front

What is the process of gathering information/data from each member of the population called?

Back

Census

Front

Identify the sampling method: A student organization looking to get signatures for a petition camps out in front of a lecture hall.

Back

Convenience Sampling

Front

What is a set of observations that constitute part of the population?

Back

Sample

Front

Identify the sampling method: Choose 3 winners of the door prize by randomly drawing tickets out of a bag.

Back

Simple Random Sample

Front

What is the term for a characteristic or measure obtained by using the data values from a sample?

Back

Statistic

Front

What is the difference between a population and a sample?

Back

A population includes all members of a specified group, while a sample is a subset of the population.

Front

What is the term for a survey that collects data from every member of a population?

Back

Census

Front

What sampling method involves dividing the population into subgroups and then taking a sample from each subgroup?

Back

Stratified Sampling

Front

What is the term for a method of sampling where individuals are selected based on convenience?

Back

Convenience Sampling