Elementary Statistics Section 1.1 Flashcards

Hypothesis Testing

A decision-making process for evaluating claims about a population based on information obtained from samples

Probability

The chance of an event occurring

Sample

A group of subjects selected from a population

Population

All subjects that are being studied

Data Set

A collection of data

Random Variable

Variable whose values are determined by chance

Data

Values (measurements or observations) that a variable can assume

Variable

A characteristic or attribute that can assume different values

Inferential Statistics

Generalizing from samples to populations, performing estimations and hypothesis tests, determining relationships among variables, and making predictions

Descriptive Statistics

The collection, organization, summarization, and presentation of data

Statistics

The science of conducting studies to collect, organize, summarize, analyze, and draw conclusions from data