Homework 1 STAT 305A Fall 2014 Due 9/9(T)
SOLUTION
NOTE: You MUST follow the homework format described in the syllabus.
PROBLEM 1 (15pts) [Related to book problem 2-8] The following two questions appear on an employee
questionnaire:
(Q1) Is the corporatio
Stat 305; Homework #3 Solutions
Problem 1 The following is a small part of JMP output. Use the output to calculate the
coefficient of determination.
Source
Model
Error
C. Total
a) R 2 =
DF
1
75
76
Sum of Squares
544.1436
2368.7395
2912.8831
Mean Square F
Stat 305; Homework #3
Due: Thursday September 20, 2012.
Problem 1
The following is an Analysis of Variance table from part of a JMP output.
Source
Model
Error
C. Total
DF
1
75
76
Sum of Squares
544.1436
2368.7395
2912.8831
Mean Square F Ratio
544.144
17.2
64
Section 5 Exercises
1.
chapter 2 Data Collection
Either take an engineering system and response
variable that you are familiar with from your eld
or consider, for example, the United Airlines pas-
senger ight system and the response variable Cus-
STAT 305A
Homework 4
Fall 2008
Due 10/7/08 Name_
PROBLEM 1. (20 pts) This problem pertains to the data in Table 3.4 (p.74) of the book. [Be sure to give a general
statement of the problem]
(a)(10 pts) Define the random variable D = X Y, where X is the act
Multiple Choice Questions
3. For each distribution listed below, circle T if the distribution is continuous OR circle;F if the
distribution is discrete.
(a)@ F Normalm, 02).
(b) T®Binomial(n,p).
g (c) (I) F Uniform(a, b).
(d) T®Bernouli(p).
(e) T®Poisson
1
Exam 2 STAT305A
Fall 2014 Take-Home Due 11/6(R) (100+10pts)
SOLUTION
NOTE: Anything (other than Matlab code. Put ALL code there) that is not located directly beneath the problem part will not be graded. NO exception!
Problem 1 (25pts) The table at the r
Homework 1 STAT 305B Fall 2015 Due 9/3(R)
Name _
NOTE: You MUST follow the homework format described in the syllabus.
PROBLEM 1 (15pts) [Related to book problem 2-8] The following two questions appear on an employee
questionnaire:
(Q1) Is the corporation
NAME: 5 a) ( (A if, {95} UNIVID:
EXAM 1 STAT 305 A
FORM A
FALL 2012
SHOW ALL YOUR WORK AND WRITE COMPLETE AND COHERENT ANSWERS. NO PARTIAL CREDIT
WILL BE GIVEN IF NO WORK IS SHOWN. PLEASE WRITE As CLEARLY AND NEATLY AS POSSIBLE. IF
I CANNOT READ YOUR ANSW
Stat 305, Fall 2013
Name
Chapter 6 Part II: Hypothesis Testing for
Motivating Example (Example 1)
Suppose you are the manufacturer of construction equipment. You make 1 wire rope and
4
need to determine how much weight it can hold before breaking so that
1
Homework 4 STAT 305A Fall 2014
Due 10/23(T)
SOLUTION
Some Potentially Useful Definitions and Facts Related to Random Variables X and Y:
Definition 1: If X and Y are independent, then f ( X ,Y ) ( x, y ) f X ( x) fY ( y )
Definition 2. If X and Y are unc
1
Homework 2 STAT 305B Spring 2016 Due 2/4 (R) Name _
[Please remember to follow the format stated in the syllabus @ the website.]
PROBLEM 1 (30 pts)
Let [ X 1] denote the event that a person is ultimately determined by experts with certainty to have diab
1
Exam 2 (100+5pts) Spring 2016 STAT 305B (Take-Home) Due 3/29 (T In class) Name_
(Updated 3/24@3pm)
NOTES: (i) All work (except code) associated with a given part MUST be placed DIRECTLY beneath that part
(ii) Begin each problem on a new page.
Problem 1
1
Exam 3 (Take-Home) STAT 305B Fall 2016 Due 4/28(R) Name_
[NOTES: (1)Follow solution format. (2) Begin each problem on new page. (3) Useful formulas in APPENDIX 1.]
PROBLEM 1(20pts)
(a) Bernoulli
Name
cfw_0,1
Sample Space
(regular/generalized) pdf
(b) Bi
Homework 1 STAT 305B Spring 2016 Due 1/21(R)
SOLUTION
NOTE: You MUST follow the homework format described in the syllabus. Also: Answer means that no work is
required; whereas Solution means that the work used to arrive at the answer must be given to rece
Homework 2 STAT 305B Spring 2016 Due 2/4 (R) Name _Breayona Reed_
[Please remember to follow the format stated in the syllabus @ the website.]
PROBLEM 1 (30 pts)
Let [ X 1] denote the event that a person is ultimately determined by experts with certainty
Homework 2 STAT 305B Spring 2016 Due 2/4 (R)
SOLUTION
[Please remember to follow the format stated in the syllabus @ the website.]
PROBLEM 1 (30 pts)
Let [ X 1] denote the event that a person is ultimately determined by experts with certainty to have diab
2.1
Chapter 2
2.1
Actions
(updated 1/12/16)
INTRODUCTION
Theres an old saying: Ya dont get somethin from nothin! In relation to a number, this saying can be
interpreted to mean:
For every number that ever was, is, or shall be, there is an action that prod
1.1
Chapter 1
1.1
Numbers
(updated 1/12/16)
INTRODUCTION
Almost every person is exposed to the intuitive notion of a number at a very early stage in life. Even so, the word merits
discussion since it is almost always couched in an environment. A grammatic
Homework 1 STAT 305B Spring 2016 Due 1/21(R) Name _
NOTE: You MUST follow the homework format described in the syllabus. Also: Answer means that no work is
required; whereas Solution means that the work used to arrive at the answer must be given to receiv
1
Shermans Matlab Tutorial
12/4/08
Prologue
There are many websites that offer tutorials (also termed primers) for learning Matlab. One that I have found to
be particularly helpful and well-written is at: http:/www.ag.unr.edu/moeltner/matlab_stuff.htm . H
1
Homework 3 STAT 305B Spring 2016
Due 2/25(R)
SOLUTION
Some Potentially Useful Definitions and Facts Related to Random Variables X and Y:
Definition 1: If X and Y are independent, then f ( X ,Y ) ( x, y ) f X ( x ) fY ( y )
Definition 2. If X and Y are u
STAT 305 B
Practice for Exam 1
1. Go over Examples Classifying Variables in Experiments.pdf under
Other_Materials on the course website.
2. Judge whether each following is an experiment or an observational study. In
each experiment, what is the treatment
Homework 1 STAT 305B Spring 2016 Due 1/21(R) Name _
NOTE: You MUST follow the homework format described in the syllabus. Also: Answer means that no work is
required; whereas Solution means that the work used to arrive at the answer must be given to receiv
Stat 305 Homework 4
Solutions
1. (i) The left panel plots are scatterplots. The right panel plots are QQplots. (See (d) for reasoning.)
From a scatterplot, we notice one datapoint departing the general linear trend. When we remove the
unusual observation,
STAT 305 Homework 4
Due September 27, 2012
1. Building a bridge requires engineers to find ways to distribute weight. Instead of learning
physics behind this, perhaps we could find a pattern from observing whether there is any
relationship between the hei
Stat 305: Homework #5
Due: Thursday, October 4, 2012
1) Let X be a random variable defined by the following probability density function:
kx 0 x 4
.
f ( x) =
o.w.
0
a)
b)
c)
d)
e)
Find the value of k so that f (x) be a pdf.
Sketch the probability density
Homework #4 - Solutions
1) Let X be a random variable defined by the following probability density function:
kx
f ( x) =
0
0 x4
.
o.w.
a) Find the value of k.
4
1 = kxdx =
0
k=
k 2
x
2
4
= 8k
0
1
8
b) Sketch the probability density function.
c) Evaluate
Homework #7
Due: Thursday Nov 1, 2012 in class
1. The following formulas (i-vi) can be used to construct confidence intervals. For the situations
a) d) indicate which formula is needed and compute the confidence interval accordingly.
i.
X z
n
2
ii.
s
X z
5.1
CHAPTER 5
The Expectation Operator SHORT VERSION (Updated 10/4/16)
Motivation
The authors of the book insert expected value concepts and definitions throughout the text. These notes are an attempt to
consolidate the material. The hope is that the stud
Lauren Berlant
Department of English
University of Chicago
The Subject of True Feeling: Pain, Privacy, and Politics
Forthcoming in: Austin Sarat, ed., Cultural Pluralism, Identity Politics, and the Law (forthcoming; University of
Michigan Press, 1998); Ja
Assignment 10: Profit and Loss
To stay in business, it is critical for organizations to budget and manage their activities to assure
shareholders are rewarded for their investment with a portion of the profits. In this assignment,
estimates of costs are c
The Rhetoric Strategies in, Burning Down the House
How Jim Picht Claims that Neither Side is Completely Right
Picht begins his argument by providing his knowledge of what major figures
at the time have been vocalizing about the incident of Gene Cranick ho
It had been a long time since I had a weekend off, and I intended to use it to the fullest. I
had been working with a new company in Chicago and it had been keeping me extremely busy. I
was heading to my local bar to meet up with some friends and to drink