Alg. 2 Rubric
Enduring Skill(s): Students will develop a purpose and predictability of patterns through sequences and series.
GRADE 9-11
Performance level (lowest
leading to proficiency):
Performance Level (leading
to proficiency):
Performance Level
(at proficiency):
Performance Level (beyond
proficiency):
_______Novice_______
______Apprentice________
________Proficient________
_______Distinguished_____
Determine whether
the pattern is an
Arithmetic or
Geometric
sequence/series.
Student cannot determine
a pattern for the
sequence/series given.
The pattern can be
identified as a sequence or
a series.
The pattern can be identified
as a sequence or a series.
Student cannot identify
whether the pattern is
Arithmetic or Geometric.
Student cannot identify
whether the pattern is
Arithmetic or Geometric.
The pattern can be identified
as Arithmetic or Geometric.
The common
difference/ratio has been
determined and can be
used to distinguish between
Arithmetic and Geometric.
Find the nth term of
an arithmetic or
geometric sequence.
Student cannot define
what nth term means.
Student knows what they
are being asked to find, but
cannot complete the task.
Student will be able to use
the nth term rules to find the
nth term.
Student finds the nth term
and can use the nth term
solve a series.
Find the sum of an
Arithmetic or
Geometric series.
Student cannot recall
which procedure to use for
finding the sum of an
Arithmetic or Geometric
Series.
Student knows the rules to
find the sum of an
Arithmetic or Geometric
series, but cannot follow
through and complete the
task.
Student can find the sum of
an Arithmetic or Geometric
series using the appropriate
rule.
Student can use both
summation notation and
the rule for finding Sn to
find the sum of an
Arithmetic or Geometric
series.
Use sequences and
series to solve realworld problems.
Student has a difficult time
making connections
between the real-world
problem and using
sequences/series
formulas.
Student can identify which
sequence or series formula
to apply, but cannot make
all connections to solve the
real-world problem.
Student can identify which
sequence or series formula
to apply and can make most
connections to solve the realworld problem.
Student can identify which
sequence or series formula
to apply and can make all
connections to solve the
real-world problem.