Assignment 2 Solutions
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Out
Marc Jannotti
PG 74 Q 7
5/29/16
Suppose that the demand and supply schedules in for rental properties in the city of Gotham are
as follows See LO3.6 PG 74.
a) The market equilibrium for the apartments in Gotham would be 12,500 apartments at a price of
$20
Marc Jannotti
6/22/16
P301 Q7
Answer the following questions, which relate to measures of concentration:
a. What is the meaning of a four-firm concentration ratio of 60 percent? 90 percent? What are the
shortcomings of concentration ratios as measures of
You are choosing between two goods, X and Y, and your marginal utility from each is as shown in the
table from the right (PG 165 P 5). If your income is $9 and the prices of X and Y are $2 and $1,
respectively, what quantities of each will you purchase to
Marc Jannotti
6/24/16
Assume that Al, Beth, Carol, David, and Ed receive incomes of $500, $250, $125, and $50, respectively.
Construct and interpret a Lorenz Curve for this five-person economy. What percentage of total income
is received by the richest qu
Marc Jannot
6/2/16
PG 150 Q 4
4. Research has found that an increase in the price of beer would reduce the amount of
marijuana consumed. Is cross elasticity of demand between the two products positive or negative?
Are these products substitutes or complem
Suppose a pure monopolist is faced with the demand schedule shown below and the same cost data
as the competitive producer discued in problem 4 at the end of chapter 10. Calculate the missing totalrevenue and marginal-revenue amounts, and determine the pr
Assume that the cost data in the following table are for a purely competitive producer:
a. At a product price of $56, will this firm produce in the short run? If it is preferable to
produce, what will be the profit-maximizing or loss-minimizing output? Wh
Marc Jannotti
6/24/16
PG 327 Q 4
In each of the following four cases, MRP(7) and MRP(C) refer to the marginal revenue proucts of labor
and capital, respecively, P(7) and P(C) refer to their prices. Indicate in each whether the conditions are
consistent wi
Assignment 6
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-90
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
A
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
Final Examinat
Statistics, Midterm, Summer 2012
16
F req u en cy
12
8
4
0
70. 000
78. 000
86. 000
94. 000
102. 000
MI D M
TER
Median = 86, Standard deviation = 6.9, Max = 98
Solutions
1. Cupcake wars. The question is whether Betsys average daily sales are significant lo
IOMS Department
Statistics and Data Analysis
B01.1305
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
More
Assignment 6
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-90
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
A
Notes about the sample problems:
With the couple exceptions noted below, we have covered all of this material in class.
On the other hand, Professor Simon and I do differ a bit in style and emphasis, as will be
immediately evident. Some specific notes abo
Assignment 1 Solutions
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Out
Assignment 3 Solutions
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Out
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
Assignment 4
L
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
Assignment 5
M
IOMS Department
Statistics and Data Analysis
Professor William Greene
Phone: 212.998.0876
Office: KMC 7-78
Home page: www.stern.nyu.edu/~wgreene
Email: wgreene@stern.nyu.edu
Course web page: www.stern.nyu.edu/~wgreene/Statistics/Outline.htm
Final Examinat