PA Vocabulary Statistics with Univariate Data

Front

Mean absolute deviation

Back

The average distance each data point is from the average.

Front

Population

Back

The total collection of persons or subjects being studied.

Front

Random sample

Back

A portion of the population selected without bias in order to make inferences about the entire population.

Front

Sample

Back

A portion of the population selected in order to make inferences about the entire population.

Front

Simulation

Back

An experiment or model used to test the outcomes of an event.

Front

Mean

Back

Average; add all numbers together, then divide by how many numbers there are.

Front

Median

Back

Middle number when put in ascending or descending order.

Front

Mode

Back

The number that occurs most frequently in a given data set.

Front

Range

Back

Distance between highest and lowest numbers in a set of data.