Portofolio - Data Structure
Ruinan(Victor) Zhang
06 September 2016
Background:
K-nearest neighbors algorithm was applied to solve this problem: predicting number of McDonalds of
particular locations with nearby data. I used the knn() implementation of KNN
MA386, Fall 1516
Portfolio: Data Structures
MA 386 - Statistical Programming
Portfolio: Data Structures
Background:
Businesses tend to be located in clusters. Consider the fast food chain McDonalds;
many of their restaurants are located in cities along th
Quiz VI
Seetions B, D, PD, Isomorphisms and Orthogonal Subspaces
April 22, 2016
NAME AND CM: b
(Please Print)
Problem 1. Vocabulary:
a) State the Mdamental Subspaces Theorem for Real-valued Matrices.
LP A F5 a FaLx/atucj WA 227%? ak
my: 2&4).
b) Dene the
MA211
Autumn 2014
Final: Part I
November 18, 2014
Time Limit: 4 Hours
Convenor: Professor Al Holder
Name :
CM :
This exam contains 8 pages (including this cover page) and 7 problems. Check to see if any pages
are missing. Enter all requested information o
MA 111 Calculus I
Final Exam
Fall 2014-2015
Part II
Name:
Box:
1
20
2
20
3
20
4
15
5
15
6
20
Total 110
Directions: Read each problem carefully and make sure you do what
is asked. You must clearly show the main steps in your solutions for
full credit. On t
MA 111 Calculus I
Final Exam
Fall 2014-2015
Part I
Name:
Box:
1
2
3
4
5
Total
15
15
15
30
15
90
Directions: Read each problem carefully and make sure you do what
is asked. You must clearly show the main steps in your solutions for
full credit. On this por
MA 111 Final Exam
Part II
November 20, 2013
Name:
Box:
1) 20
2) 20
3) 15
4) 25
5) 15
6) 15
Total) 110
Read This: Read each problem carefully and make sure you do what is asked. You must
clearly show the main steps in your solutions for full credit. On thi
MA 111 Final Exam
Part I
November 20, 2013
Name:
Box:
1) 15
2) 15
3) 15
4) 15
5) 15
6) 15
Total) 90
Read This: Read each problem carefully and make sure you do what is asked. You must
clearly show the main steps in your solutions for full credit. On this
MA211
Autumn 2014
Final: Part II
November 18, 2014
Time Limit: 4 Hours
Convenor: Professor Al Holder
Name :
CM :
This exam contains 6 pages (including this cover page) and 5 problems. Check to see if any pages
are missing. Enter all requested information
MA211 Fall 2012-2013 Final Exam Part 1
Name:
CM Number
Final Exam Part 1
Instructions: All answers must be justified. Answers without supporting
work will not be given credit. Partial credit may be awarded on some
problems. Maple and/or calculators may no
Math 381 Review for Test 2
The following is a list of topics for Test 2. As always, anything covered in class or homework
is fair game. This test will be without technology.
Section 3.5
Independence. Two events A and B are independent if
P (A|B) = P (A)
Math 381 Review for Test 3
The following is a list of topics for Test 3. As always, anything covered in class or homework
is fair game. You can use a calculator and a blank Maple worksheet. The standard normal
distribution table and the table of distribut
Math 381 Test 1
Be neat, show all work, and circle your final answers. Answers without justification will lose
points all answers must contain explanatory text and not just numerical values
for full credit. You can leave answers in terms of factorials or
Math 381 Test 3
Clearly show all work. You can use a blank Maple worksheet, a calculator, and the attached
normal and distribution tables. You can use Maple or a calculator to integrate, so you dont
have to show integration steps, but other than that make
Math 381 Test 2
You may use this test paper only, no other materials or technology. Be neat, show all work,
and circle your final answers. Correct answers without supporting work may lose points.
You can leave answers in terms of factorials or binomial co
Some practice problems.
1. A six-sided die is rolled 10 times.
(a) Find the probability that the first 4 rolls are all different.
6543
64
(b) Find the probability that there are exactly 3 sixes in the 10 rolls.
Binomial distribution:
10
3
(1/6)3 (5/6)7
(c
Math 381 Review for Final
Here is a summary of the topics since the 3rd test, plus some practice problems for the final.
Moment generating function of a sum of independent random variables.
For independent random variables X1 , X2 , . . . , Xn ,
MX1 +X2
Math 381 Review for Test 1
The following is a list of topics for Test 1, along with some suggested practice examples.
These examples are not meant to be a blueprint for the test anything covered in class or
in the homework is fair game.
Chapter 1
Sample
Exam #3 Information
MA 371
The third exam will cover Chapters D,E and LT in the book, and the material we discussed
in class on inner product spaces. Having good lecture notes to review this material will be very
helpful. The ideas and concepts from previ
Homework Set #1
MA 223, Engineering Statistics
Fall 2011-12; 15 points possible
Due date: Friday, September 9 at the BEGINNING of class.
NAME: Julie Byrd
CM: 467
Please type up this first assignment since there are many graphics!
You may work together on
Chapter 3: Vector Spaces
Chapter 3: Overview
Definition and Examples Subspaces Linear Independence Basis and Dimension Change of Basis Row Space and Column Space
2
Vector Spaces
Vector spaces or linear spaces
Operations satisfy closure property
Additi
Data Acquisition
Overview GIGO - garbage in, garbage out - is a core principle in statistics. No amount of sophisticated data analysis can compensate for botched data acquisition. Successful data acquisition consists of three interelated activities:
Quiz #2
MA 223, Engineering Statistics
Spring 2008; 10 points possible
Sections 1.4 2.2
Date: Friday, March 14
NAME:
233/
CM Box #:
You may NOT use Minitab or Maple on this quiz.
1. [+1 each - +0.5 for correctly shading & +0.5 for correct answ
Engineering Statistics I; Math 223 Test 2, Spring 05-06
Name_ Instructions: You may use the following on this exam: front & back sides of two handwritten 6 x 4 note cards, a calculator, a blank Maple worksheet, the Maple help menu, a the Minitab wor
Homework Set #3 NAME:_Rebecca Anderson_ CM:_408_ MA 223, Engineering Statistics Spring 2008; 15 points possible Due date: Friday, March 28 at the BEGINNING of class (early submissions are acceptable). You may work together on thinking through these p
Homework Set #2 NAME:_Rebecca Anderson_ CM:_408_ MA 223, Engineering Statistics Spring 2008; 15 points possible Due date: Tuesday, March 18 at the BEGINNING of class. You may work together on thinking through these problems, but what you turn in must
Homework Set #4 NAME:_Rebecca Anderson_ CM:_408_ MA 223, Engineering Statistics Spring 2008; 15 points possible Due date: Tuesday, April 15 at the BEGINNING of class. You may work together on thinking through these problems, but what you turn in must