North Carolina State University 2009-2010 Graduating Senior Survey
Department of Statistics
INSTRUCTIONS:
All graduating seniors in the Department of Statistics are
being asked to complete this survey. The Department is very interested in your
opinions, and believes that as a graduating senior you can provide it with
useful information to help evaluate and improve its programs. We appreciate
you taking the time to answer these questions.
To answer a question, click on
the bubble for the answer you are choosing. Once you have answered all the
questions, you must hit the SUBMIT button at the end of the form to
submit your answers.
1.
2.
3.
If you could use any reference materials or
software, indicate your level of confidence in your ability to complete
each of the following tasks.
Completely confident
Somewhat confident
Not very confident
Could not do it
a.
Explain the method of least squares to a non-statistician.
b.
Merge two large data sets (1000 observations) and check
for errors in the
programming or in the original data.
c.
Estimate treatment means and standard errors for a randomized
complete block design.
d.
Design a randomized complete block experiment.
e.
Design and implement a stratified random sample.
f.
Analyze results of a survey from a stratified random sample.
g.
Learn about a new statistical procedure that was not
covered in any of your
courses.
h.
Explain the method of maximum likelihood estimation
to a non-statistician.
Completely confident
Somewhat confident
Not very confident
Could not do it
i.
Using computer software, create a scatter plot of one
variable against another variable with informative labels on each axis, a title and an
appropriate legend.
j.
Compute predicted values and standard errors for a quadratic
regression model.
k.
Explain the concept of a standard error of a regression
coefficient.
l.
Explain the concept of a confidence interval.
m.
Write expressions for the expectation and variance of a random variable, given its
probability density function or probability mass function.
n.
Derive the maximum likelihood estimator of p,
the probability of a success, in a binomial experiment.
o.
Write a technical report or memo to a business person
(e.g., colleague,
supervisor, client) presenting the results of a statistical
analysis you have
completed.
p.
Prepare and deliver a short (15-30 minute) presentation
of a statistical analysis you have done, including creating visual aids (e.g., slides,
poster, graphics).
q.
Conduct a multiple regression analysis and interpret the
results.
4. Which of the following statements best describes how well you think your grades
generally match your expectations?
5. And which of the following statements best describes how well you think your grades
generally match your ability?
