Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Stat 100 HW 6 Solutions
November 3, 2011
1. Let X be Jockos estimate and Y be the estimate of the other garage. We want
to test
H0 : X = Y
HA : X = Y
Since we have 10 matched pairs of cars with estimates by both garages, the
appropriate statistical test i
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 2
Due Friday, September 23, 2011
Homework is to be handed in either at the Friday lecture to your TF or directly to the Stat 100
dropbox on the 7th oor of the Science Center by Friday afternoon at 4:00pm.
Readings (IPS:
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 3
Due Friday, September 30, 2011
Homework is to be handed in either to your TF at the Friday lecture or directly to the Stat
100 dropbox on the 7th oor of the Science Center Friday afternoon by 4:00pm.
Readings (IPS: Mo
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 5
Due Monday, October 24, 2011
Homework is to be handed in either at the Monday lecture or directly to the Stat 100
dropbox on the 7th oor of the Science Center Monday afternoon by 4:00pm.
Readings (IPS: Moore, McCabe a
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 4
Due Friday October 14, 2011
Homework is to be handed in either to your TF at the Friday lecture or directly to the Stat
100 dropbox on the 7th oor of the Science Center Friday afternoon by 4:00pm.
Readings (IPS: Moore
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 6
Due Friday November 4, 2011
Homework is to be handed in either at the Friday lecture or directly to the Stat 100 dropbox on the
7th oor of the Science Center Friday afternoon by 4:00pm.
Readings (IPS: Moore, McCabe an
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Solutions to Problem Set 4
Statistics 100: Mark Glickman
1. Problem 5.18, page 310:
a) X is the score of a randomly chosen person from the testtakers.
P(X 23) = P(Z (2319.2)/5.1) = P(Z 0.745) = 1  P(Z < 0.745) = 0.228.
b) The mean of the sample average
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Homework 3 Solutions
STAT 100 Fall 2011
1. IPS 4.62
For all of these probabilities, we simply compute the area under the density curve. Because X is
distributed uniformly, geometrically, all areas are rectangles.
a) P(X .3) = 1 P(X < .3) = 1 0.3 = 0.7
b)
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 7
Due Monday November 14, 2011
Homework is to be handed in either at the Monday lecture or directly to the Stat 100 dropbox on
the 7th oor of the Science Center Monday afternoon by 4:00pm.
Readings (IPS: Moore, McCabe a
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Homework 1 Solutions
STAT 100 Fall 2011
1. a) The distribution of per capita gasoline consumption is centered around 500, with most of the
values falling between 400 and 600. The distribution is leftskewed. There are no gaps or outliers in
the distributi
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Statistics 100 Fall 2011 Assignment 8
Due Monday, December 5, 2011
Homework is to be handed in to the Stat 100 dropbox on the 7th oor of the Science
Center Monday afternoon by 4pm.
Readings (IPS: Moore, McCabe and Craig)
The following sections cover mater
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
STAT 100, Fall 2011
Homework #2 Solutions
1)
a) S=cfw_righthanded, lefthanded
b) S=cfw_All numbers between 20 and 120
c) S=cfw_All nonnegative integers (using cent as the unit)
d) S=cfw_All numbers between 0 and 720
Note that the answers here are not t
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Stat 100 Homework 8 Solutions, Fall 2011
1. (a) Let x be the husbands education level, y be the wifes, where r = 0.5, x =
y = 12, sx = sy = 3. Then, we assume y = 0 + 1 x, and b1 = rsy /sx =
.5, b0 = y b1 x = 6. Thus,the regression line is: y = 6 + 0.5x.
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
The Price of Gas January 2015 December 2015
National Average
$2.11
$2.23
$2.43
$2.44
$2.68
$2.77
$2.74
$2.60
$2.33
$2.25
$2.14
$2.02
SC Average
$1.95
$2.02
$2.14
$2.17
$2.39
$2.47
$2.39
$2.16
$1.95
$1.93
$1.92
$1.89
The Price of Gas
$6.00
$5.00
$4.00
Pric
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
Maya Ying Lin
American designer and artist known for her work
in landscape and sculpture art.
Designed Vietnam Veterans Memorial, located in
Washington, D.C. at the age of 21.
Domino Theory
The idea that if one important nation fell to
communism, other
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
Target Security Breach
Just a few days prior to Thanksgiving 2013, Target experienced a security
breach that leaked the credit cards numbers of thousands of customers.
Hackers obtained the number of every credit card used at all 1,797 Target
stores locate
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
Roblox Stuff
Anime Face: 280988698
Katrina Scarlett: 175136000
Golden Anime Girl Hair: 185812297
Lady of The Meadows: 204161689
Blue Butterflies: 38323190
Animated Butterfly Swam: 215461132
Kaleidoscope of Butterflies: 238903391
Moon and Stars: 259423752
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
EASTERN EUROPE
TAKING IN THE SIGHTS
THE PARTHENON
City: Athens
Country: Greece
Coordinates: 37.9715 N, 23.7267 E
Earthquakeresistant
Included a gold reserve
Almost entirely funded by the allied citystates
under Athens protection rather than Athens
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
IF
Statements
Day 1:
1. Go to
the
following website: http:/www.gcflearnfree.org/excelformulas/17
2. Download the practice file and type in the correct IF Statements as shown.
3. Rename the Sheet 1 tab Day1.
4. Go to the following website:
http:/spreadshee
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
Lullabye for A Princess
Fate has been cruel and order unkind
How can I have sent you away?
The blame was my own; the punishment, yours
The harmony's silent today
But into the stillness I'll bring you a song
And I will your company keep
Till your tired eye
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Spring 2016
The Price of Gas January 2015 December 2015
National Average
$2.11
$2.23
$2.43
$2.44
$2.68
$2.77
$2.74
$2.60
$2.33
$2.25
$2.14
$2.02
SC Average
$1.95
$2.02
$2.14
$2.17
$2.39
$2.47
$2.39
$2.16
$1.95
$1.93
$1.92
$1.89
The Price of Gas
$6.00
$5.00
$4.00
Pric
Introduction to Quantitative Methods for the Social Sciences and Humanities
STATISTICS 100

Fall 2011
Homework 5 Solutions
STAT 100 Fall 2011
1. IPS 3.124
a) Take a random sample of 300 adults from the US population at large, using the Census as a
sampling frame. For each individual we can assess their dietary habits to form an estimate of daily
calcium i