Section 1.1 Flashcards
Data Cases and variables Categorical and quantitative variables Explanatory and response variables Using data to answer a question (7 cards)
1
Q
Data
A
A set of measurements taken on a set of individual units
2
Q
Cases
A
Where we obtain the information
3
Q
Variables
A
any characteristic that is recorded for each case
4
Q
Categorial Variable
A
A Categorial Variable divides the cases into groups
5
Q
Quantitative Variable
A
A Quantitative Variable measures a numerical quantity for each case
6
Q
Explanatory Variable
A
An explanatory variable is the expected cause, and it explains the results.
7
Q
Response Variable
A
A response variable is the expected effect, and it responds to explanatory variables.