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
regressi
STAT 101 C Midterm Focus Concepts:
In each chapter we have covered thus far, we talked about the main goal of applying any
technique and its advantages and disadvantages. You were asked to apply the c
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 ANALY
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
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
e
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 re
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
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
Copyright
Cop
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 ([email protected]
HW 4 Book Questions Solutions:
Q4) Solve Question 5.4.7, from your textbook.
library(ISLR)
summary(Weekly)
#
Year
Lag1
Lag2
# Min.
:1990
Min.
:-18.195
Min.
:-18.195
# 1st Qu.:1995
1st Qu.: -1.154
1st
Lecture 7.2
Splines.
Data: realestate.csv
final exam
Teams must be 2-3 people.
Each team must send me the email of a single
contact person, and the other team members
must be ccd on that email.
On Fri
Cross-validation and the Bootstrap
In the section we discuss two resampling methods:
cross-validation and the bootstrap.
1 / 44
Cross-validation and the Bootstrap
In the section we discuss two resam
Chapter 5: Feature Selection
Akram Almohalwas
May, 2, 2017
This is an R Markdown document. Markdown is a simple formatting syntax for authoring
HTML, PDF, and MS Word documents. For more details on us
Section 6.2 Shrinkage Methods:
Prediction:
Linear regression: E(Y j |X)=X E(Yj|X)=X
Or for a more general regression function: E(Y j |X)=f(X) E(Yj|X)=f(X)
In a prediction context, there is less concer
STAT 101C
HW 3 due Thursday May 4th 2017
INSTRUCTIONS: Turn in a hardcopy (pdf) version in class on Thursday, and submit the .Rmd
file (R Markdown) and a PDF file electronically on ccle. Both the .Rmd
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 femal
# 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 readi
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 da
utent of
[,condi
of these
to study
to focus
Early in
ariments
he called
in words
at other
Eli to his
me that
ct to re;
4 REVIEW AND PREVIEW 109
Jung couldnt observe the complexes directly. He hypothes
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
Sam