AP Statistics Chapter 1 Flashcards

7308493786	Data	Systematically recorded information, whether numbers or labels, together with its context	0
7308501513	Data Table	An arrangement of data in which each row represents a case and each column represents a variable	1
7308504808	Context	The context ideally tells WHO was measured, WHAT was measured, HOW the data were collected, WHERE the data were collected, and WHEN and WHY the study was performed	2
7308514634	Case	A case is an individual; about whom or which we have data	3
7308516553	Respondent	Someone who answers, or responds to, a survey	4
7308519946	Subject	A human experimental unit. PARTICIPANT.	5
7308524729	Participant	Also a subject.	6
7308525899	Experimental unit	An individual in a study for which or for whom data values are recorded.	7
7308532424	Record	Information about an individual in a database	8
7308535718	Variable	A variable holds information about the same characteristic for many cases	9
7308540065	Sample	The cases we actually examine in seeking to understand the much larger population.	10
7308544296	Population	All the cases we wish we knew about.	11
7308545884	Identifier Variable	A categorical variable that records a unique value for each case, used to name or identify it.	12
7308567101	Categorical Variable	A variable that names categories (whether with words or numerals) is called categorical.	13
7308573008	Quantitative Variable	A variable in which the numbers act as numerical values is called quantitative. Quantitative variables always have units.	14
7308578784	Units	A quantity or amount adopted as a standard of measurement, such as dollars, hours, or grams.	15