程序代写案例-STA490

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STA490: Evaluation of Statistical Analysis
Outstanding (9-10) Good (7-8) Developing (5-6) 0-4 (D) Missing
(0)
R Code and output
(25%)
Organization of R
code
- R code is organized in a way
that makes it very easy for
the reader to follow
- R code is relevant and
complete (no non-relevant
code included, and no
missing elements)
- R code is organized in a
way that is well organized
in general, but in some
parts it is a bit unclear
- The R code included is
relevant, but a few parts
are not relevant and/or
missing
- R code is somewhat
organized, but it is difficult
for the reader to follow
- Large parts of the R code
are not relevant and/or
missing
- R code is not
organized
- Most of the R code is
not relevant

Documentation - Variable names are clear
and descriptive
- Comments are clear and
enhance readability of the
code

- Most variable names are
descriptive
- Most of the code is
commented

- Some of the variable
names are descriptive, but
many are not
- Few comments are
provided, making some
parts of the notebook
difficult to follow
- Variable names are
not descriptive
- Limited commenting
or documentation


Organization of R
output
- R output is organized in a
way that makes it very easy
for the reader to follow
- Output is relevant and
complete (no non-relevant
code included, and no
missing elements)
- R output is organized in a
way that is well organized
in general, but in some
parts it is a bit unclear
- Output is relevant, but a
few parts are not relevant
and/or missing
- R output is somewhat
organized, but it is difficult
for the reader to follow
- Many elements of the
output are not relevant
and/or the output of key
analyses are missing
- R output is not
organized
- Most of the output is
not relevant

Appropriateness
of visualizations
-Skillful visualizations leading
to several important insights
into the data as it relates to
the research question
(univariate and multivariate)
- Competent visualizations
providing some insights
into the data as it relates
to the research question
(univariate and
multivariate)
- Some of the
visualizations are not clear
- Some of the
visualizations do not relate
to the research question
- Visualizations are
misleading and lead to
incorrect conclusions
about the research
question

Summary of
content and
rationale
(description of
statistical tests, CIs,
models fit,
graphical and
numerical
summaries)
(35%)
Appropriateness
of methods
- Statistical methods are very
well suited to answer the
research question(s)
- Statistical methods are
appropriate for the available
data (potential points of
concern, if any, are
addressed clearly)
- Statistical methods are
mostly suitable to answer
the research question(s)
- Statistical methods are
mostly appropriate for the
available data, although
there are some points of
concern which were not
suitably addressed
- The statistical methods
are not quite suitable to
answer key research
question(s)
- Statistical methods are
somewhat appropriate for
the available data,
although there are major
concerns which were not
suitably addressed
- The statistical
methods are not
suitable to provide any
meaningful insights
into the research
question(s)
- Statistical methods
are not appropriate for
the data and/or major
concerns are not
addressed at all.

Accurate
description of
methods
- All methods are described
clearly and accurately
- Level of detail is appropriate
- Most methods are
described clearly and
accurately, although there
are a few points of
confusion
- Level of detail is mostly
appropriate
- Some methods are
described clearly and/or
accurately, but there are
several areas which are
unclear or described
inaccurately
- Level of detail is
somewhat too high or too
low
- Description of
methods are unclear
and/or inaccurate in
general
- Level of detail is
much too high or too
low

Summary of
diagnostic
procedures /
verification of
goodness of fit
(25%)
Accurate
description of
diagnostics
- All diagnostic procedures
are described clearly and
accurately
- Level of detail is appropriate
- Most diagnostic
procedures are described
clearly and accurately,
although there are a few
points of confusion
- Level of detail is mostly
appropriate
- Some diagnostic
procedures are described
clearly and/or accurately,
but there are several areas
which are unclear or
described inaccurately
- Level of detail is
somewhat too high or too
low
- Description of
diagnostic procedures
are unclear and/or
inaccurate in general
- Level of detail is
much too high or too
low

Completeness All relevant diagnostic
procedures are conducted to
assess the validity of the
proposed methods
Most relevant diagnostic
procedures are conducted
to assess the validity of
the proposed methods,
but a few aspects of
diagnostic testing were
missed
Some relevant diagnostic
procedures are conducted
to assess the validity of
the proposed methods,
but several aspects of
diagnostic testing were
missed
Few relevant
diagnostic procedures
are conducted to
assess the validity of
the proposed methods

Structure
(10%)
Structure - Document is organized,
complete and thorough,
including commentary on
both why the analysis was
done and what was observed
- The structure is logical and
easy to follow.

- Report is mostly
organized and complete
- Structure is mostly
logical.

Report is missing some key
components or lacks
organization

Analysis missing many
components and lacks
organization



Reproducibility
(5%)
Reproducibility Rmd knits with no changes
(or just package installation &
edit of path to data file)
Rmd knits after very minor
edits to code

Rmd does not knit
easily



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