Statistics 101A
Professor Almohalwas (using Dr. Esfandiari's notes)
Questions to be answered about article one
Question one. What is the major difference between correlation and simple linear
regression? Provide an example.
Question two. In a study conduc
Drug
95% CI
carbamazepine
(95, 101)
lamotrigine
(98, 104)
phenytoin
(94, 104)
valproate
(88, 97)
TABLE 9.1 95% confidence
intervals for the average IQ of children whose mothers took various
epilepsy drugs during their
pregnancies.
Why did these four inte
An Introduction to R
Notes on R: A Programming Environment for Data Analysis and Graphics
Version 2.2.0 (2005-10-06)
W. N. Venables, D. M. Smith
and the R Development Core Team
Copyright
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4 REVIEW AND PREVIEW 109
Jung couldnt observe the complexes directly. He hypothesized that a stimulus
word that was part of a complex wo
Let's Review Stat 10
Parameter vs Statistic
Distribution of
Population
Sample
Sampling Distribution
Confdence Intervals
Hypothesis Testing
Parameter vs Statistic
Distributions
Population
1 Sample
Sampling
Confdence Intervals
Make use of sampling distribu
Statistics 101B
Statistical Reasoning for Social Sciences
University of California Los Angeles (UCLA)
DEPARTMENT OF STATISTICS
COURSE SYLLABUS (TENTATIVE)
Course:
STAT 101B: INTRODUCTION TO DESIGN AND ANALYSIS OF EXPERIMENTS
Lecture Meeting:
Lecture 1: TR
Excellence in Financial Management
Course 17: Process
Improvement
Prepared by: Matt H. Evans, CPA, CMA, CFM
This course provides an overall understanding of how to
improve processes. This course is recommended for 2
hours of Continuing Professional Educat
Chapter 5:
Randomization and the Basic Factorial
Design (BF Design)
Designing Experiments
Every experiment involves a sequence of activities:
1. Conjecture the original hypothesis that motivates the
experiment.
2. Experiment the test performed to investig
armspan height gender father mother shoe Time_Taken_64 64 female no no 7.5 04:40 PM on 01/03/201154 54 female no yes 8.5 07:59 PM on 01/03/201164 64 female no yes 8.5 08:01 PM on 01/03/201166 66 female no yes 8.5 08:07 PM on 01/03/201163 63 female no yes
# This is the Lacer Dataset #
# Description of the LACER data set
# LACER data set has resulted from an intervention that was designed to enhance the sixth graders
performance in mathematics and reading. LACER is an after-school program that was implement
HW # 1
Statistics 101A Fall 2015
Dr. Akram Almohalwas
Problem one: Download the following data file(s) to your hard drive, and then load into
R. The two data files as well as the description of the data set are posted on the CCLE
course web site (see week
1. Title: Pima Indians Diabetes Database
2. Sources:
(a) Original owners: National Institute of Diabetes and Digestive and
Kidney Diseases
(b) Donor of database: Vincent Sigillito (vgs@aplcen.apl.jhu.edu)
Research Center, RMI Group Leader
Applied P
Statistics 101A
Statistical Reasoning for Social Sciences
University of California Los Angeles (UCLA)
DEPARTMENT OF STATISTICS
COURSE SYLLABUS (TENTATIVE)
Course:
STAT 101A: INTRODUCTION TO DATA ANALYSIS AND REGRESSION
Lecture Meeting: Lecture 1: MWF 11:0
Multiple Comparison Methods
Comparing Multiple Means
#Need to read in punches.Rdata file first
#Initial look at the data
library(lattice)
xyplot(speed~factor(punch_type),data=punches)
by(punches$speed,factor(punches$punch_type),function(x) mean(x)
#ANOVA
The Island First Exploration Tasks
You all should each have received email instructions to provide your own unique logon.
This makes you 'residents' of the Island, and you are free to explore.
Two things become apparent:
o It isn't that easy to find peopl
Experimentation
An experiment deliberately imposes a treatment on a group of objects or subjects in
the interest of observing the response. This differs from an observational study, which
involves collecting and analyzing data without changing existing co
Chapter 5:
Randomization and the Basic Factorial
Design (BF Design)
Designing Experiments
Every experiment involves a sequence of activities:
1. Conjecture the original hypothesis that motivates the
experiment.
2. Experiment the test performed to investig