Handout chapter 9
1. Five experts have tested two brands of coffee; Brand A and Brand B. They have given a
rating of 0100. The table below shows the ratings. The manager of coffee shop believes
Brand A tastes better than Brand B.
Brand A
Brand B
C. J
70
Handout assignment III
1. H&O
2. H&O
No. 8.65, 8.66
No. 9.69, 9.70
3.Two placement exams are available that students can take to determine which math class they
should begin with in their freshman year. It is believed that there is no difference in the me
Assignment IV
1. 1. A manufacturing company is interested in predicting the number of defects that will be
produced each hour on the assembly line. The managers believe that there is a
relationship between the defect rate and the production rate per hour.
Maria Luongo
Handout assignment III
1. H&O
No. 8.65, 8.66
8.65.a. Descriptive Statistics: LeaveDays
Variable
LeaveDays
N
50
N*
0
Variable
LeaveDays
Mean
5.040
SE Mean
0.569
StDev
4.020
Minimum
0.000
Q1
2.000
Median
4.000
Q3
7.000
Maximum
18.000
This infor
Maria Luongo
Handout assignment III
1. H&O
No. 8.65, 8.66
8.65.a. Descriptive Statistics: LeaveDays
Variable
LeaveDays
N
50
N*
0
Variable
LeaveDays
Mean
5.040
SE Mean
0.569
StDev
4.020
Minimum
0.000
Q1
2.000
Median
4.000
Q3
7.000
Maximum
18.000
This infor
3. a
Student
1
2
3
4
5
6
7
Test A
78
86
74
72
75
68
77
Test B
82
74
79
93
80
82
99
d
4
12
5
21
5
14
22
d = 59
d
16
144
25
441
25
196
484
d = 1330
We do not reject and conclude that there is no difference in the mean scores of test A and test B.
b.
5)
Scatterplot of Price vs Weight
1100
1000
900
Price
800
700
600
500
400
300
200
0.10
0.15
0.20
0.25
0.30
0.35
Weight
A) The four assumptions of a linear regression model are maintained. The points indicate an
obvious positive linear relationship between
1. A major newspaper is considering to launch an online edition. The newspaper plans to go ahead
only if at least 30% of current readers would subscribe. The newspaper surveyed a random
sample of 400 current readers, and 130 of those express interest.
a.
Handout assignment IV
Due date:
MBS 6.125 page345 (12ed) Use MINITAB
1.
MBS 6.118 page344 (12ed) only part a, and b
3. The Newtown Chamber of Commerce wants to find out the proportion of the adults between the
ages of 2535 living in the metropolitan area
Final Handout
1. The Cost of going to the movies has increased over the last few years. A random
sample of six moviegoers was taken. The following data contains prices for two
tickets, a large popcorn, and two soft drinks:
35, 25, 20, 50, 30, 32.
Based on
Assignment V
1. Use MINITAB data file is posted on NYU classes.
The data in Used cars data file indicate the prices of 115 used BMW cars. Some have fourwheel
drive (the model identified by the Xi type and the others twowheel drive (the model denoted by
Aggregate Demand and Aggregate Supply
ShortAnswer Practice Problem and Multiple Choice Questions
ARSC 1432 Macroeconomics CoSeminar
SPRING 2009
1. a. AD shifts to the right
b. Price level rises and real output rises.
c. Price level rises and real output
Production and Growth
ARSC 1432 Macroeconomics CoSeminar
SPRING 2009
Productivity=amountofgoodsandservicesproducedforeachhourofworking
Determinedby:
naturalresources=land,minerals,etc.
humancapital=knowledgeandskillsofworkers
physicalcapital=stockofequip
Money,GrowthandInflation
ShortAnswerandMultipleChoiceQuestions
ARSC1432MacroeconomicsCoSeminar
SPRING2009
Use the quantity equation for questions 1 6. Suppose the money supply is $200, real output is
1000 units, and the price per unit of output is $1.
1.
Handout Chapter 8
1. A commercial refrigerator specification calls for an average
temperature of 8 degrees Celsius. You have been asked to conduct
a study to estimate the population mean for a commercial
refrigerator. To do this, you have selected a rando
Savings, Investment, and the Financial System
ReviewQuestions(2)
ARSC1432MacroeconomicsCoSeminar
SPRING2009
Definition of financial system: the group of institutions in the economy that help to match one persons
saving with another persons investment.
Def
Money,GrowthandInflation
ShortAnswerandMultipleChoiceQuestions
ARSC1432MacroeconomicsCoSeminar
SPRING2009
Use the quantity equation for questions 1 6. Suppose the money supply is $200, real output is
1000 units, and the price per unit of output is $1.
1.
UnemploymentandItsNaturalRate
ARSC1432MacroeconomicsCoSeminar
SPRING2009
Employed. A person is considered employed if he or she spent some of the previous week working at a paid job
Unemployed. A person is unemployed if he or she is on temporary layoff
Money,GrowthandInflation
ARSC1432MacroeconomicsCoSeminar
SPRING2009
interest
rate
MS
Price
level
MS = M1, M2 etc and is
set by the Fed
low
MD = how much money
people want for
daily transactions
The interest rate is the value of
money. A high r means money
UnemploymentandItsNaturalRate
ShortAnswerandMultipleChoiceQuestions
ARSC1432MacroeconomicsCoSeminar
SPRING2009
Use the following information to answer the following questions.
QuickTime and a
TIFF (Uncompressed) decompressor
are needed to see this picture
UnemploymentandItsNaturalRate
ShortAnswersandMultipleChoiceQuestions
ARSC1432MacroeconomicsCoSeminar
SPRING2009
Use the following information to answer the following questions.
QuickTime and a
TIFF (Uncompressed) decompressor
are needed to see this pictur
Aggregate Demand and Aggregate Supply
ShortAnswer Practice Problem and Multiple Choice Questions
ARSC 1432 Macroeconomics CoSeminar
SPRING 2009
1. Suppose the economy is in longrun equilibrium. Then, suppose the Federal Reserve suddenly
increases the m
Chapter 11
The marketing manager of a large supermarket chain would like to develop a model for
predicting weekly sales of pet food based on the shelf space. A random sample of 9 stores is
selected, with the following result:
Shelf Space  Sales
(Feet)
