STAT 332 Spring 2013 Test 2
Basic Rules:
1. Only a math approved, non-programmable, non- graphical calculator is allowed.
2. Please put away your cell phone in your bag. A cell phone that is within reach is
considered to be an illegal tool.
3. Please leav
Data Visualization
Assignment No 1.
Ren, Zeyu (Student ID 20341228.)
2013-9-14 13:07:56
1. Evolution of the Eye. Watch History channels episode of Evolve on The
Eye.Watch this and the remaining 4 clips, then answer the following questions:
(a) Kent Steven
Stat 332 - Mid Term Examination 1 - Spring 2014
Solutions
Instructions:
This examination is closed book.
You have 80 minutes to complete the examination.
The problems you need to solve are on the last sheet.
Please wait to begin the examination until
University of Waterloo
STAT 332
Sampling and Experimental Design
Course Notes
Spring 2014
by
JOCK MACKAY
[email protected]
STEFAN STEINER
[email protected]
MATTHIAS SCHONLAU
[email protected]
Stat 332 RJ MacKay and SH Steiner, University of W
Stat 332 - Fall 2013
Instructor: M. Schonlau, Ph.D.
Email: [email protected]
Office: M3, room 4111
Lectures:
Monday, Wednesday and Friday 12:30-1:20 pm in QNC 1502 (Quantum Nano center)
I will not use the tutorial slots (4:30-05:20Mon, MC4021), exce
Stat 332 MidTerm 1 Practice Problems
Solutions
1. You are a researcher in a lab in which mice navigate through two different mazes. You have
been assigned the job of determining whether one maze is more difcult (i.e. takes longer to
complete) than the oth
Homework July 10, 2013
Question 1: In Simple Random sampling with replacement (SRSWR), we select units from a population and
then replace the unit back before we select a second unit. What is the inclusion probability for unit i?
Question 2: Show that the
Question : Balloon experiment [13 marks]
Prior to 1985, the experimenter had observed that some colors of birthday balloons seem to be
harder to inflate than others. She ran this experiment to determine whether balloons of different
colors are similar in
M idterm Exam STAT 332
University o f Waterloo
Mid Term Exam
Term: Spring
Year: 2011
I Student Name
Student ID Number
Course Abbreviation and N umber
STAT 332
Course Title
Experimental Design and Sampling
Instructor
Paquita Freire
Date o f Exam
June 22/20
University of Waterloo
STAT 332
Sampling and Experimental Design
Course Notes
Spring 2013
by
JOCK MACKAY
[email protected]
STEFAN STEINER
[email protected]
MATTHIAS SCHONLAU
[email protected]
Stat 332 RJ MacKay and SH Steiner, University of W
Stat 332 - Assignment 05 - Solutions
Remarks:
You may use any software that you like to perform your computations.
You may include output from your software in your solutions to show how you are obtaining
your results.
You must show your setup clearly,
Clicker Test S332 2
Question 1: For each variable below, from the model
Y j = + R j
where
R j N ( 0, 2 )
A) Random
B) Not Random
1)
2)
3)
4)
Yj
+ R j
Y
, classify it as
Clicker Test STAT 332 - 3
Consider each of the problems below and determine whether you
would use model, A) 1
B) 2A C) 2B D) 3
E) 4
Problem 1: I would like to compare two drugs used to reduce
blood pressure. I take a random sample of 15 people for each of
Clicker Test
STAT 332
Marks
During the Clicker Quiz at the start of a class:
A correct answer is worth 5 marks; but an
incorrect answer is worth 1 mark.
Any other time during a class:
An answer is worth 1 mark.
Sickness, broken clickers, not
using the rig
Assignment 2 , Stat 332, Fall 2013 [21 marks total ]
Question 1 [9 marks]
Four chemists are asked to determine the percentage of methyl alcohol in a certain chemical compound.
Each chemist makes three determinations, and the results are as follows:
Chemis
STAT 332 Test 2 Spring 2015
Basic Rules:
1. Only a math approved, non-programmable, non-graphical calculator is allowed.
2. Please put your cell phone in your bag. A cell phone that is within reach is considered to be an illegal
tool.
3. Please leave all
Clicker Test STAT 332 - 5
Let
r 1 ,r 2 , r 3
be a set of residuals derived from a model,
Y i=f ( )+ R i
One of these sets of residuals are obtained from least
squares, which set would it be?
A) 10, -10, 0
B) 4, -2, -2
C) 3, -1, -2
D) -1, 0, 1
E) None of t
Stat 332 - Assignment 03 - Solutions
Remarks:
You may use any software that you like to perform your computations.
You may include output from your software in your solutions to show how you are obtaining
your results.
You must show your setup clearly,
Stat 332 MidTerm 2 Practice Problems
Solutions
1. You are a researcher measuring the effect on blood iron levels of an iron supplement (brands
1 and 2) and a multivitamin (brands 1 and 2). Sixteen individuals have been randomly split
into four groups of f
Stat 332 - Mid Term Examination 1 - Spring 2014
2014-06-05
Instructions:
This examination is closed book.
You have 80 minutes to complete the examination.
The problems you need to solve are on the last sheet.
Please wait to begin the examination until
Stat 332 - Assignment 01 - Solutions
[10]
1. In an Ontario study, 50267 live births were classied according to the babys weight (less
than or greater than 2.5 kg.) and according to the mothers smoking habits (non-smoker,
1 20 cigarettes per day, or more t
Stat 332 MidTerm 2 Practice Problems
Not for handing in - Answers will be posted on Wednesday, July 2
1. You are a researcher measuring the effect on blood iron levels of an iron supplement (brands
1 and 2) and a multivitamin (brands 1 and 2). Sixteen ind
Clicker Test STAT 332 - 4
Let
be a set of data we believe is derived from
Y exp ( )
. The pdf is f ( y )= exp (y) . Use MLE to estimate ^ .
The answer is,
y1 , y2 , , yn
i
A)
y
B)
1
y
C)
yi
n
i=1
D) n y
E) None of the above.
Stat 332 - Tutorial Notes - 2014-06-19
Problems:
1. Chapter 3, Exercise 3
(a) Compute the ANOVA table including the partition of the treatment sum of squares
into main eects and interaction components.
Solution: This experimental plan is blocked. There ar
STAT 332 Test 3 Spring 2016
Basic Rules:
1. Only a math approved, non-programmable, non-graphical calculator is allowed.
2. Please put your cell phone in your bag. A cell phone that is within reach is considered to be an illegal
tool.
3. Please leave all
STAT 332 Test 3 Spring 2015
Basic Rules:
1. Only a math approved, non-programmable, non-graphical calculator is allowed.
2. Please put your cell phone in your bag. A cell phone that is within reach is considered to be an illegal
tool.
3. Please leave all
STAT 332 Exercises: Experimental Plans and ANOVA:
SOLUTIONS
As usual, solutions are in blue with additional comments in red.
1. The University of Waterloo (UW) decided to carry out an experiment testing a variety of
teaching techniques. The university is
STAT 332 Exercises (Set 3): SOLUTIONS
Once again, solutions are in blue, with additional comments in red. These questions are
quite numerical, and so theres a reasonably high chance Ive slipped up in my arithmetic
somewhere. If your answers dont match min
STAT 332 Exercises: Experimental Plans and ANOVA
(part 2) - SOLUTIONS
Solution time! You know the drill: solutions in , additional comments in !
1. The dataset Singers.csv contains the heights, in inches, of members of the New York
Choral Society in 1979.