,Solution Manual For
Statistics A Tool for Social Research and Data Analysis 11e Joseph
F. Healey Christopher Donoghue
ANSWERS TO EVEN-NUMBERED COMPUTATIONAL PROBLEMS
CHAPTER 1
1.4
a Nation of birth Nominal Discrete
b Age I-R Continuous
c Years of school I-R Continuous
d Occupation Nominal Discrete
e Class Ordinal Discrete
f GPA I-R Continuous
g Major Nominal Discrete
h Legalized Drugs? Ordinal Discrete
i Astrological sign Nominal Discrete
j Number of siblings I-R Continuous
1.6
a Infant mortality rates Dependent I-R Continuous
% of adults allowed to vote Independent I-R Continuous
b Before / after Independent Nominal Discrete
Traffic volume Dependent I-R Discrete
Number of accidents Dependent I-R Discrete
Number of fatalities Dependent I-R Discrete
c Before / after Independent Nominal Discrete
Survey Dependent I-R Discrete
d Frequency of harassment Dependent Ordinal Discrete
Age Independent I-R Continuous
Major Independent Nominal Discrete
e Type of pick up Independent Nominal Discrete
Number of complaints Dependent I-R Discrete
Time Dependent I-R Continuous
Cost Dependent I-R Continuous
f Race / ethnicity Independent Nominal Discrete
Tolerance Dependent Ordinal Discrete
g Budget cuts Independent Nominal Discrete
Size of homeless population Dependent I-R Discrete
h Sex Independent Nominal Discrete
Philosophy Independent Nominal Discrete
Major Independent Nominal Discrete
Support / Oppose closing Dependent Ordinal Discrete
205
, Number of visits Dependent I-R Discrete
Does porn cause rape? Dependent Ordinal Discrete
1.8
abany Ordinal Discrete
abpoor Ordinal Discrete
age I-R Continuous1
attend Ordinal Discrete
cantrust Ordinal Discrete
cappun Ordinal Discrete
childs I-R (but note high score is “8 or more) Discrete
class Ordinal Discrete
concong Ordinal Discrete
degree Ordinal Discrete
educ I-R Discrete
fear Ordinal Discrete
fefam Ordinal Discrete
fepol Ordinal Discrete
grass Ordinal Discrete
gunlaw Ordinal Discrete
happy Ordinal Discrete
helpblk Ordinal Discrete
homosex Ordinal Discrete
hrs1 I-R Continuous1
1. Variables that measure time could be measured at any level of precision
CHAPTER 2
2.2
a 46.59%
b 0.0983/15
c 83:15 = 5.53
d 56.67%
e 412:315 = 1.31
f 0.34
g 1.79%
h 178:98 = 1.82
i 30:32 = 0.94
j 0.17
2.4
State 1997 2017 % Change
206
Statistics A Tool for Social Research and Data Analysis 11e Joseph
F. Healey Christopher Donoghue
ANSWERS TO EVEN-NUMBERED COMPUTATIONAL PROBLEMS
CHAPTER 1
1.4
a Nation of birth Nominal Discrete
b Age I-R Continuous
c Years of school I-R Continuous
d Occupation Nominal Discrete
e Class Ordinal Discrete
f GPA I-R Continuous
g Major Nominal Discrete
h Legalized Drugs? Ordinal Discrete
i Astrological sign Nominal Discrete
j Number of siblings I-R Continuous
1.6
a Infant mortality rates Dependent I-R Continuous
% of adults allowed to vote Independent I-R Continuous
b Before / after Independent Nominal Discrete
Traffic volume Dependent I-R Discrete
Number of accidents Dependent I-R Discrete
Number of fatalities Dependent I-R Discrete
c Before / after Independent Nominal Discrete
Survey Dependent I-R Discrete
d Frequency of harassment Dependent Ordinal Discrete
Age Independent I-R Continuous
Major Independent Nominal Discrete
e Type of pick up Independent Nominal Discrete
Number of complaints Dependent I-R Discrete
Time Dependent I-R Continuous
Cost Dependent I-R Continuous
f Race / ethnicity Independent Nominal Discrete
Tolerance Dependent Ordinal Discrete
g Budget cuts Independent Nominal Discrete
Size of homeless population Dependent I-R Discrete
h Sex Independent Nominal Discrete
Philosophy Independent Nominal Discrete
Major Independent Nominal Discrete
Support / Oppose closing Dependent Ordinal Discrete
205
, Number of visits Dependent I-R Discrete
Does porn cause rape? Dependent Ordinal Discrete
1.8
abany Ordinal Discrete
abpoor Ordinal Discrete
age I-R Continuous1
attend Ordinal Discrete
cantrust Ordinal Discrete
cappun Ordinal Discrete
childs I-R (but note high score is “8 or more) Discrete
class Ordinal Discrete
concong Ordinal Discrete
degree Ordinal Discrete
educ I-R Discrete
fear Ordinal Discrete
fefam Ordinal Discrete
fepol Ordinal Discrete
grass Ordinal Discrete
gunlaw Ordinal Discrete
happy Ordinal Discrete
helpblk Ordinal Discrete
homosex Ordinal Discrete
hrs1 I-R Continuous1
1. Variables that measure time could be measured at any level of precision
CHAPTER 2
2.2
a 46.59%
b 0.0983/15
c 83:15 = 5.53
d 56.67%
e 412:315 = 1.31
f 0.34
g 1.79%
h 178:98 = 1.82
i 30:32 = 0.94
j 0.17
2.4
State 1997 2017 % Change
206