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Variables / Graphing

7-3 Ch 1 Variables, Data Tables and Graphing

In a data table, where does the IV go? on the left
In a data table, where does the DV go? on the right
In a data table, how are multiple trials shown? by dividing up the right side into multiple columns
On a graph, where does the IV go? on the x-axis
On a graph, where does the DV go? on the y-axis
On a graph, how are multiple trials shown? With a key
When is a bar graph used? If there are categories of information being compared
When is a line graph used? If one numerical variable is being compared against another
What are the factors that remain the same amongst all groups tested? constants / controlled variables (CV)
What are factors that are accidentally NOT the same and cause error? uncontrolled variables (UV)
What is the ONE changed/tested factor; it is different between the groups tested? independent variable
What is the factor that changes as a result of (because of) the tested variable; is recorded as data? dependent variable
A word meaning dependable; that you can count on it to be correct. For an experiment, usually means having repeated trials with consistent results (PreAP only) reliable
A word used to describe an experiment when it is fair, because the design only shows the affect of ONE variable on another valid
Created by: jenhaugen01