FORMAL LAB CONCLUSION RUBRIC
4
3
2
1
0
Hypothesis is not
restated in a clear
manner or is missing
information (i.e.
variables), but is
formally accepted or
rejected.
Procedures are
described with detail but
maybe unclear or
missing a few steps (less
than one-fourth).
Hypothesis is not clearly
restated and some
information (i.e. independent
variable) is missing.
May or may not clearly
accept or reject the
hypothesis.
Hypothesis is not restated
but is alluded to. Does
not mention acceptance
or rejection of the
hypothesis.
Hypothesis is not
discussed
Procedure / design is
mentioned but many steps
are missing.
Lacks clarity or detail
Summary is brief and
missing most key pieces
of information.
Lacks clarity and detail.
No summary is present
Hypothesis
Clearly restates the
hypothesis in its entirety
and is clearly accepted or
rejected.
Summary of
Experiment
Clearly summarizes
experimental procedures
and experimental design in
its entirety.
Summary is clear and
detailed.
Data
Analysis
Data is thoroughly
discussed using numbers,
units and examples to
accurately support claims.
Data is discussed.
Numbers are provided.
Claims are not clearly
supported.
Data is mentioned, no
numbers are used OR claims
remain unsupported.
Data is mentioned but no
numbers are used and
claims are unsupported
No analysis present
Errors /
Revisions to
Experiment
Sources of error in the
experiment are thoroughly
discussed citing specific
examples, errors are
explained. Future
solutions for preventing
errors are provided,
thoughtful, and valid.
Sources of error in the
experiment are
discussed citing specific
examples and errors are
explained.
Future solutions are
mentioned.
Errors are discussed but do
not use specific examples.
Revisions to the experiment
may or may not be
mentioned briefly.
Statement may lack clarity.
Errors are mentioned. No
revisions / solutions
offered.
Lacks clarity.
No experimental
sources of error are
mentioned.
Grammar
Written in complete
sentences, well structured
sentences. Thoughts are
well organized and clearly
communicated. No spelling
or grammar errors.
Written in complete
sentences. Sentences
are well structured, but
thoughts many not be
well organized or
complete thoughts. Less
than two spelling or
grammar errors.
Some incomplete sentences
or thoughts. Minimal (2-4)
spelling and / or grammar
errors.
No complete sentences,
many (5-7) spelling and/
or grammatical errors.
No complete sentences
or thought. Several
spelling and
grammatical errors. (8+)