STAT 111 - Fall 2014
HOMEWORK 1 (Due Friday 5 September at recitation class.)
This homework covers elementary aspects of probability theory which you should know (or
be able to work out) without refer
hwk022014
STAT 111 - Fall 2014
HOMEWORK 2 (Due Friday 12 September.)
NOTE: Keep a copy of every homework that you do, since sometimes a question in some
homework refers to a question in the previous w
STATISTICS 111
HOMEWORK 12 - Answers
This is NOT a compulsory homework. If you do it you do NOT hand your answers in and
you will NOT be receiving points for doing it. However I suggest that all the s
STATISTICS 111 -
MID-TERM EXAM
29 October 2012
Notes
(i) Points for each question or part of a question are indicated in brackets [.]
(ii) Read each question carefully. More points are usually lost by
STATISTICS 111
FINAL
EXAM
17 December 2013
* Check CAREFULLY that you have answered all questions that you can answer: more
points are usually lost by overlooking and thus not answering a part of some
Nancy Yuan
Colman Humphrey
STAT 111 206
26 February 2016
Statistics 111 Homework 3
1. IPS exercise 4.39 p. 251 [Universal Blood Donors]
People with type O-negative blood are universal donors. That is,
Project 4
Distribution of Age Among Penn Students
Sex of the Particpants of the Survey
90% Confidence Interval
1.
The mean for the distribution of age among Penn students is
approximately 19.19 years
MostafaMeleis
STATHW2
1) 2.18 a)
b) There a positive linear correlation with one outlier
c) The graph is positive linear with a strong relationship
d) There is one outlier in the upper corner at point
Mostafa Meleis
STAT HW1
2/6/15
4. 1.39 a)
b)
c)
Mostafa Meleis
STAT HW1
2/6/15
5. 1.71 a) The graph has a maximum of 8. The 3rd Quartile is 7.85. The median is 6.7. The
1st Quartile is 4.95. The minim
Administrative Notes
Midterm will (hopefully) be graded and available in
recitation on Friday, March 6th
If not finished by this Friday, midterms will be
available in recitations after spring break
Administrative Notes
Homework 4 has been posted on website:
Statistics 111 - Lecture 12
http:/stat.wharton.upenn.edu/~stjensen/stat111.html
Homework 4 due in recitation: Friday, Mar. 6
Midterm is M
Administrative Notes
Statistics 111 - Lecture 11
Homework 3 due in recitation on Friday, Feb, 20
Midterm is Monday, March 2nd (6-8pm)
Introduction to Inference
Sampling Distributions
Feb. 18, 2015
S
Statistics 111 - Lecture 13
Introduction to Inference
Practice Problems
from Chapter 5
Feb. 26, 2015
Stat 111 - Lecture 13 - Sampling
Distributions
1
Administrative Notes
Homework 4 has been posted o
Administrative Notes
Statistics 111 - Lecture 4
Homework 1 will be posted today!
Due in recitation on Friday, February 6
No late homeworks accepted for any reason whatsoever
Exploring Data
Course
SOLUTIONS TO STAT 111 MIDTERM
1. a) The rst study is an experiment as the assignment of treatment is randomized. The second study is an observational study.
b) This is an illustration of Simpsons Para
Project 3
1.
2.
3.
This empirical histograms mean and SD are 5.35 and 8.64 respectively. It corresponds
to the probability histogram of one draw. The expected sum and standard error of the
probability
Name: _
TA: _
Section Time:_
Statistics 111
Spring 2010 Midterm Exam
SHOW YOUR WORK.
Very little credit will be given for answers that are not accompanied by explanations.
Do not leave formulae unsimp
STAT 111 Spring 2010 Midterm Solutions
March 20, 2010
1. (a) Observational study. There is no random experiment here, and all
the subjects are just observed.
(b) Positively correlated. People in the d
Statistics 111: Final Exam
1.
2.
3.
You may use one page of notes (two sided)
Calculators are permitted, but not computers.
Where appropriate, please show work and give explanations.
NAME: _
1. A surv
Statistics 111 Final Exam
1. You may use one page of notes, two sides.
2. Calculators are permitted, but not computers, iphones, cellphones etc.
3. Where appropriate, please show work and give explana
Statistics 111 Exam Solutions
1. You may use one page of notes, two sides.
2. Calculators are permitted, but not computers, iphones, cellphones etc.
3. Where appropriate, please show work and give exp
Stats definitions
Statistics The science of analyzing data in whose generate on chance or randomness plays some part.
Statistics is inductive while Probability is deductive.
There are three main activ
STAT 111 MIDTERM REVIEW PROBABILITY THEORY
1. STATISTICS AND PROBABILITY THEORY
A. What is Statistics?
i. Statistics is the science of analyzing data in whose gene
Project 1
1. The histogram describing income actual has a mean or 72.922, a standard deviation of
81.25, a median of 49.472, a minimum of 4.761, and a maximum of 697.635. The
quartiles are 91.400 (75t
1. Marginal Variable Analysis: Describe the distribution of winter snowfall in Philadelphia and
in NYC City using the statistical tools you have learned so far. Describe what is typical, what is
the r
STAT 111: Spring 2014
The Wharton School of the University of Pennsylvania
Professor Abraham Wyner
Course Overview
This is an introductory statistics class for students primarily in the College of Art
2/2/15
Administrative Notes
Statistics 111 - Lecture 6
Homework 1 posted last week: due in
recitation this Friday, Feb. 6th
Exploring Data
Homework 2 will be posted later today: due in
recitation on
Administrative Notes
Statistics 111 - Lecture 7
Homework 1 due in recitation: Friday, Feb. 6
Homework 2 now posted on course website:
Exploring Data
http:/stat.wharton.upenn.edu/~stjensen/stat111.ht
Statistics 111 Homework 3 - Due in recitation on Friday, February 20th
1. IPS exercise 4.39 p. 251 [Universal Blood Donors]
2. IPS exercise 4.126, p. 296 [Academic Degrees]
3. Liara, Garrus, and Tali
Statistics 111 Homework 5 - Due in recitation on Friday, April 3rd
Note that all Chapter 6 questions assume the population SD is known.
1. IPS 6.20, p. 369 [Osteocalcin]
2. IPS 6.24, p. 370 [Apartment
Statistics 111 Homework 6 - Due in recitation on Friday, April 17th
1. IPS 7.36, p. 444 [Weight Gain] Data on website in file: weightgain.txt
2. IPS 7.38, p. 445 [Insurance Fraud]
3. IPS 7.42, p. 445