7-3 Ch 1 Variables, Data Tables and Graphing
Help!
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| In a data table, where does the IV go? | on the left
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| In a data table, where does the DV go? | on the right
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| In a data table, how are multiple trials shown? | by dividing up the right side into multiple columns
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| On a graph, where does the IV go? | on the x-axis
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| On a graph, where does the DV go? | on the y-axis
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| On a graph, how are multiple trials shown? | With a key
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| When is a bar graph used? | If there are categories of information being compared
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| When is a line graph used? | If one numerical variable is being compared against another
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| What are the factors that remain the same amongst all groups tested? | constants / controlled variables (CV)
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| What are factors that are accidentally NOT the same and cause error? | uncontrolled variables (UV)
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| What is the ONE changed/tested factor; it is different between the groups tested? | independent variable
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| What is the factor that changes as a result of (because of) the tested variable; is recorded as data? | dependent variable
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| 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
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| A word used to describe an experiment when it is fair, because the design only shows the affect of ONE variable on another | valid
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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