|
Graphs
|
Axes are not labeled.
Graph is not titled. Slope and y-intercept are incorrect.
Intervals may not be reasonable. Graph is very small.
Lines do not extend across the graph.
|
Axes are mostly labeled.
Graph may be titled. Slope and y-intercept are somewhat
correct. Intervals are reasonable. Lines do not extend
across the graph.
|
Axes are mostly labeled.
Graph is titled. Slope and y-intercept are mostly correct.
Intervals are reasonable. Lines may extend across the
graph.
|
Axes are both labeled.
Graph is titled. Slope and y-intercept are correct.
Intervals are reasonable, using most of the page. Lines
extend all the way across the graph.
|
____
|
|
Tables
|
Values reflect significant
arithmetic errors. Substitution is not shown.
|
Values reflect many
arithmetic errors. Substitution may or may not be shown.
Elementary multiplication symbol is consistently used.
|
Values may reflect
minor arithmetic errors. Substitution is shown. Work
may use elementary multiplication symbol.
|
Values are correct.
Substitution is shown using algebraic symbols (not x).
|
____
|
|
Calculating Slope
from 2 Points
|
Slope is inaccurate.
Work is not shown.
|
Slope is somewhat accurate
and is not simplified. Work may show use of a table.
|
Slope is accurate and
may or may not be simplified. Work shows use of a table.
|
Slope is accurate and
is simplified. Work may show use of slope formula.
|
____
|