12.1

The art and science of gathering, analyzing and making inferences (predictions) from numerical information obtained in an experiment is called

statistics

when a population is dived into parts, called strata, for the purpose of drawing a sample, the procedure is known as what sampling

stratified

a sample that uses data that are easily or readily obtained is called an what sample

convenice

A sample that consists of a random selection of groups or units is called an what sample

convenience

the collection, organization, and analysis of data is called what statistics

descriptive

Making generalizations or predications from the data collected is called what statistics

inforential

all items or people of interest in an experiment are collectively called an

population

if a sample is drawn in such a way that each item an item is selected, each item in the population has an equal chance of being drawn the sample is called an

random

A subset of a population used by statisticians to make predictions about a population is called an

sample

when a sample is obtained by drawing every nth, the sample is called and what sample

systematic