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D.
Keith Williams, Ph.D., M.P.H.
Associate Professor
College of Public Health
Department of Biostatistics, Room 3214
Tel. 501.526.6721
Email:williamsdavidk@uams.edu
JSM 2009
SUGI
2008 Logistic Power LRpowerCorr Macro Manuscript
LRpowerCorr10
Powerpoint Presentation
Alpha
Versions LRpowerCorr10, LRpowerCorr10C, and QuickPower2 SAS Macros
Williams,
Bursac, Hosmer JSM 2004 Toronto
Hello Biostat 1
Students. Please see below for course information.
The updated 2009
syllabus will be available in August.
The 2008 syllabus is very similar except for the dates for those who
wish to preview.
COPH-Biostat
1 PBHL 5013/BIOM 5013 Syllabus (2009) Monday Section
COPH-Biostat
1 PBHL 5013/BIOM 5013 Syllabus (2009) Tuesday Section
Course
Information
Course number: Biom 5013 (Section 1 or 2)/ PBHL 5013 (Section 1
or 2)
Course name: Biostatistics I
Meeting time: Monday 1 – 4 pm for those enrolled in
Section 1 (Begins Aug 17)
Tuesday, 5:30-8:30 pm for those enrolled in Section 2 (Begins Aug
18)
Meeting place: Ed II, Room 8/121
Required textbook:
Mendenhall, Beaver (2008). Introduction to Probability
and Statistics 13th
ed.
ISBN 978-0495389538
Earlier editions of the book are not recommended.
PBHL-BIOM
5023 Syllabus Spring 2009
5
Class handout Chapter 5 (1-8-09)
Answers
to selected textbook problems
SAS print outs for chapter 5 homework
(1-15-09)
Handout for chapter 6 7 8 class
discussion (1-15-09)
SAS print outs for chap 6 7 8
homework (1 22 09)
Handout for chapter 9 class
discussion (1-22-09)
Partial F test homework
worksheet (posted 1 23 09)
Interaction and dummy
variables for class discussion (1 29 09)
SAS printout to go with
first page of worksheet for 1 29 09 (quadratic)
Key for interaction and
dummy var worksheet given on 1 29 09 (posted 2 4 09)
Class notes for 2 5 09 meeting
Second set of class notes 2 5 09 (Regression
diagnostics)
Class notes 2 12 09 (Model Selection Approaches)
Model Selection Example 2 26 09
Odds Ratio 2 x 2 case 2 26 09
Logistic regression 1 notes 2 26 09
Logistic regression 2 notes 2 26 09
Homework problems for regression diagnostics and model
selection:
Please work problems 27 and 29 that start on page 337
and problems
3, 9 (omit C), 11 that start on page 408.
Logistic regression worksheet for topics after 3 5 09
SAS printout to do the worksheet above
Key for logistic worksheet 3 5 09
Class notes for 3 5 09
Class notes.
AOV one way and RBD 3 12 09 (text book examples)
Class notes.
AOV one way and RBD part 2 3 19 09
HW problems from book
Chapter 17 1(b)(f) 2(a)(b)(f) 4(a)(b)(c)(d) 17 (b-h)
19(b-d)
Chapter 18
1(a-e, j) 11(all)
Handwritten notes for chap 17 – 18 problems not in
book
Intro to factorial arrangement of treatments 1
Intro to factorial arrangement of treatments 2
Please print the following Word files and bring them to
class on April 16.
Don’t attempt to complete them…we will be
working them in class.
SAS code
Worksheet for one way and two way AOV
Key for SAS computer lab exercise 4 15 09
Power point presentation on power and sample size 4 23
09
Worksheet for power and sample size 4 23 09
Repeated measures one group 4 23 09. Rabbit data
Proc mixed covariance structure list
Example of 2 factor experiment with repeat on one factor
Power and Sample Size tables. This is identical to the one passed
out in
class. Some students could not find the v1 = 2 page in
their packet.
Key to power and sample size worksheet.
Example of two factor with repeat on one factor with no
interaction 4 30 09
Example of two factor with repeat on one factor WITH
interaction 4 30 09
Computer lab exercise with code plus output. THERE IS NO NEED TO
PRINT THIS OUT FOR 4 30 09 CLASS MEETING.
Worksheet for repeated measure study designs 4 30
09. There is no need to
Print this for 4 30 09 class meeting.
Key for repeated measure worksheet (Sorry. There is some light print)
Key for repeated measure worksheet with marked output
Courses
PBHL 5013
– Biostat I. (FALL)
Powerpoint
notes for Chapters 1 and 2
Powerpoint Files from Mendenhall
Relative Frequency example
Poisson
Profile
Bernoulli
Profile
Worksheets
Worksheet
1
WS 1
Key
PP
Notes week 2
Worksheet
2
WS 2
Key
Worksheet
3
WS 3
Key
Review
Worksheet Ch 1 – Ch 5 (Sept 8, 2009)
Worksheet
4
WS 4
Key
Worksheet
5
WS 5
Key
Worksheet
6
WS 6
Key
Worksheet
7
WS 7
Key
Hypothesis
Test and CI formula sheet
AOV
class handout Nov 9, 2009
AOV
class handout Nov 9, 2009 Key
AOV
Tukeys Procedure example
Key to Chapter 11 analysis of
variance homework
Example of Correlation and
Regression 11 16 09 Please bring to class
Intro to Regression handout and
worksheet Please bring to class
Another Regression worksheet
(please bring to class)
Key for the Another Regression
worksheet
Chapter 14 Notes and Worksheets
(please bring to class)
Nonparametric Problems 15.33 and
15.37
Take
care of your wrist. This
hardware is not fun to have installed.
PBHL 5033 – Biostat III. (FALL)
Statistical
Resources
American Statistical Association
Interactive Statistical Calculations
Online Stat Courses from
Statistics.Com
SAS
Starter Kit UCLA
R. A. Fisher
Karl Pearson
Books and
Software
ONLINE SAS EDUCATION FROM
UCLA (HIGHLY RECOMMENDED)
Amazon.com
SAS
NCSS-PASS
PLS example
SAS Nonparametric Longitudinal Macros
Hosmer Expedition Oct 2004 A
University of
Arkansas for Medical Sciences
UAMS College of
Public Health
UAMS
Biostatistics
Mathematics Refresher Site
William Gossett
GS
Betsy in the Wichita Mountains
Research
Interests
Parametric and nonparametric methods
for longitudinal methods and repeated measures, missing data problems,
mixed models, statistical computing, and simulation.
Recent
Publications
Williams D. Keith. A Generalized test of the Magnitude of Parametric
Assumption Departure for Linear Models in Longitudinal Studies. 2004 Proceedings of the American Statistical Association,
Biometrics Section. pp.
3189-3191, 2005.
Gubbins PO, McConnell
SA, Gurley BJ, Fincher TK, Franks AM, Williams
DK, Penzak SR, Saccente M. Influence of grapefruit juice on the
systemic availability of itraconazole oral solution in healthy adult volunteers.
Pharmacotherapy 24:460-7, 2004.
Kaiser JR, Gauss CH, Williams DK. Surfactant administration acutely affects systemic
and cerebral hemodynamics and gas exchange in very low birth weight
infants. J Pediatr 144(6):809-814, 2004.
Williams DK, Austen MA. A
performance comparison of nonparametric versus generalized linear models in
longitudinal studies. 2003 Proceedings of the American Statistical
Association, Biometrics Section. pp. 4543-4547, 2004.
Bill J. Gurley, PhD, Stephanie F. Gardner, PharmD, EdD,
Martha A. Hubbard, MS, D. Keith Williams, PhD, W. Brooks Gentry, MD,
Julie Carrier, PhD, Ikhlas A. Khan, PhD, David J. Edwards, PharmD, and Amit
Shah. In vivo
assessment of botanical supplementation on human cytochrome P450
phenotypes: Citrus aurantium, Echinacea purpurea, milk thistle, and saw
Palmetto. Clinical Pharmacology & Therapeutics
2004;76(5):428-40
Wiseman, Eve J., Williams,
D.K., McMillan, D.E. Effectiveness of payment for reduced carbon
monoxide levels and non-contingent payment on smoking behaviors in
cocaine-abusing outpatients wearing nicotine or placebo patches.
Experimental and Clinical Psychopharmacology in press.
Pyne, Jeffrey M., Rost, Kathryn M., Farahati ,
Farah, Tripathi, Shanti P.
Smith, Jeffrey Williams, D. Keith,
Fortney, John, and Coyne, James C. One size fits some: the impact of
patient treatment attitudes on the cost-e.ectiveness of a depression
primary-care intervention.
Psychological Medicine, 2004,
34, 1–16. f 2004 Cambridge
University Press.
Guide for Technical Reports
Regression Power and Sample Size 2008
Gatsonis Tables
Mailing
Address:
D.
Keith Williams M.P.H. Ph.D.
UAMS
College of Public
Health
Department
of Biostatistics
4301
W. Markham St.,
Slot 781
Little Rock, AR
72205-7199
Contact Information
4301 West
Markham, #781
Little Rock, AR
72205-7199
Phone: 501.296.1556
Fax: 501.526.6729
http://www.uams.edu/biostat
Biostatistics
Email
Biostatistics
Webmaster
Last updated: 10/17/2007
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