HOMEWORK #4
Online Advertising: As online advertising increases in importance, click fraud is of significant concern to many
businesses. Since companies pay for online ads by click, such fraud (malicious clicks not by genuine customers) results in
wasted
Homework #1
Question 1. (15 pts)
Go to Google and do an image search for questionnaire examples. A huge number of questionnaire
examples will show up on your screen when you do this. From these questionnaires, provide an
example of a question that collect
HOMEWORK # 2
Question 1. (15 pts)
A hospital has to import spare parts for its equipment from Japan. The prices of these items are specified
in Japanese yen. When the parts are delivered, the hospital needs to convert dollars into yen and then
make the tr
Homework 3
Example 1.
Last week we were requested to estimate the mean quantity that customers spent in a very famous
restaurant in Rochester NY. To do so Xavi collected a random sample of 49 individuals. I was told by the
manager that standard deviation
QUESTION 1 (40 points)
Download the file TEAM HW1 HOUSE DATA. Run three different univariate regressions using price as
the Y variable in each and sqrft, lotsize and bdrms as the X variables. a. Which regression of the three do
you feel is best? Explain.
Discrete and Continuous Random Variables:
A variable is a quantity whose value changes.
A discrete variable is a variable whose value is obtained by counting.
Examples:
number of students present
number of red marbles in a jar
number of heads when flippin
Exam 1: Math 3333 Fall 2015
Professor William Ott
Exercise 1. (25; 5 each) Determine if each of the following statements is true or false.
(a)
(b)
(c)
(d)
(e)
If the sequence (xn ) is bounded, then (xn ) has a converging subsequence.
For every bounded set
Exam 2: Math 3333 Fall 2015
Professor William Ott
Exercise 1. (25; 5 each) Determine if each of the following statements is true or false.
(a) Let a < b be real numbers. If f : [a, b] R is continuous, then f is uniformly continuous on
[a, b].
(b) If the p
Appendix on Set Notation
Consider a set S. The notation x S means x is an element of
S; we might also say x belongs to S or x is in S. The notation
x S signies x is some element but x does not belong to S. By
/
T S we mean each element of T also belongs t
MA 2222
Polytechnic Institute of NYU
MIDTERM
April 9, 2009
Print Name:
Signature:
Section:
ID #:
Directions: You have 55 minutes to answer the following questions. You
must show all your work as neatly and clearly as possible and indicate the
nal answer c
MA 2222
Polytechnic University
MIDTERM
November 16, 2005
Print Name:
Signature:
ID #:
instructor:
Directions: You have 90 minutes to answer the following questions. You
must show all your work as neatly and clearly as possible and indicate the
nal answer
MA 2222
Polytechnic University
MIDTERM
November 24, 2004
Print Name:
Signature:
ID #:
Instructor:
Directions: You have 90 minutes to answer the following questions. You
must show all your work as neatly and clearly as possible and indicate the
nal answer
NYU Polytechnic School of Engineering
MA 2222 SPRING 2014
WORKSHEET IV
Print Name:
Signature:
Section:
Date:
Instructor: Dr. Manocha
ID #:
Directions: Complete all questions clearly and neatly. You must show all work to have
credit. Unclear work will not
NYU Polytechnic School of Engineering
MA 2222 SPRING 2014
WORKSHEET III
Print Name:
Signature:
Section:
Date:
Instructor: Dr. Manocha
ID #:
Directions: Complete all questions clearly and neatly. You must show all work to have
credit. Unclear work will not
NYU Polytechnic School of Engineering
MA 2222 SPRING 2014
WORKSHEET II
Print Name:
Signature:
Section:
Date:
Instructor: Dr. Manocha
ID #:
Directions: Complete all questions clearly and neatly. You must show all work to have
credit. Unclear work will not
NYU Polytechnic School of Engineering
MA 2222 Spring 2014 WORKSHEET I
Print Name:
Signature:
Section:
Date:
Instructor: Dr. Manocha
ID #:
Directions: Complete all questions clearly and neatly. You must show all work to have
credit. Unclear work will not b
MA 2222
Polytechnic Institute of NYU
Final
May 4, 2009
Print Name:
Signature:
Section:
ID #:
Directions: You have 120 minutes to answer the following questions. You
must show all your work as neatly and clearly as possible and indicate the
nal answer clea
MA 2222
Polytechnic University
Final
May 7, 2002
Print Name:
Signature:
ID #:
Directions: You have two hours to answer the following questions. You
must show all your work as neatly and clearly as possible and indicate the
nal answer clearly. You may use