Data Descriptions
Birth weight I
Video games
Radon
CMV DNA
HIV
Crab molting
Voting
Snow gauge
Birth weight II
Down Syndrome
Tape drive quality
|
Maternal Smoking and Infant Health I:
Birth weight I
Variable
|
Description
|
bwt
|
Birth weight in ounces
|
smoke
|
Smoking status of mother
0=not now, 1=yes now, 9=unknown
|
Video Game Survey:
Video games
Variable
|
Description
|
time
|
Time spent playing video games in week prior to survey in hours.
|
like
|
Like to play video games
1=Never played, 2=Very much, 3=Somewhat, 4=Not really, 5=Not at all
|
where
|
Where play video games
1=Arcade, 2=Home on a system, 3=Home on a computer
4=Home on computer and system, 5=Arcade and Home(system or computer)
6=Arcade and home (both system and computer)
|
freq
|
How often play video games
1=Daily, 2=Weekly, 3=Monthly, 4=Semesterly
|
busy
|
Play if busy
0=no, 1=yes
|
educ
|
Is playing video games educational?
0=no, 1=yes
|
sex
|
Sex
0=female, 1=male
|
age
|
Age in years
|
home
|
Computer at home
0=no, 1=yes
|
math
|
Hate math
0=no, 1=yes
|
work
|
Hours worked for pay in the week prior to survey
|
own
|
Own PC
0=no, 1=yes
|
cdrom
|
Owned PC has a CDROM
0=no, 1=yes
|
email
|
HAve email account
0=no, 1=yes
|
grade
|
Grade expect in course
4=A, 3=B, 2=C, 1=D, 0=F
|
Additional data on the
students in the videogame survey.
These data are the responses to questions 3, 4 and 9 in the survey.
A "1" means that the box was checked and a "0" indicates that
the box was not checked. Responses from 4 surveys are missing
and appear as "NA".
Minnesota Radon Survey:
Radon
Variable
|
Description
|
county
|
County identification number
|
radon
|
Household radon concentration (picoCuries/liter)
|
County populations
Variable
|
Description
|
county
|
County identification number
|
sample
|
Sample size
|
population
|
Population size in 100s
|
Palindromes in Cytomegalo Virus DNA:
CMV DNA
Variable
|
Description
|
location
|
Location of palindrome (first basepair in palindrome)
|
HIV in Hemophiliacs:
HIV
Variable
|
Description
|
hiv
|
HIV status
1= negative, 2=positive
|
factor
|
Factor 8 average dose
1=high, 2=moderate, 3=low, 4=unknown, 5=none
|
year
|
Calendar year
|
age
|
Age group in 5 year increments
1=0-4, 2=5-9, ..., 13=60-64, 14=65+
|
py
|
Person years
|
deaths
|
Number of deaths
|
Dungeness Crab Growth:
Crab molting
Variable
|
Description
|
presz
|
Premolt carapace size in millimeters
|
postsz
|
Postmolt carapace size in millimeters
|
incr
|
Increment = postmolt size - premolt size
|
year
|
Year (81=1981)
|
lf
|
Measurement site
0=field, 1=lab
|
Sample of crabs
Variable
|
Description
|
size
|
Carapace size
|
shell
|
1=clean shell, 0=fouled shell
|
Snow Gauge Calibration:
Snow gauge
Variable
|
Description
|
density
|
Density of polyethylene blocks in grams per cubic cm
|
gain
|
Amplified version of the gamma photon count
|
1988 Stockton Primary Exit Poll Survey:
Voting
Variable
|
Description
|
precinct
|
Precinct number
|
candidate
|
Candidate voted for
1= Jackson, 2= LaRouche, 3=Dukakis, 4= Gore, 5= Simon
|
race
|
Voter's race
0= missing, 1= White, 2= Hispanic,
3= Black, 4= Asian, 5= Other
|
income
|
Voter's income
0= missing, 1= < 10k, 2= 10-20k, 3= 20-30k, 4= 30-40k
5= 40-50k, 6= 50-60k, 7= 60-70k, 8= 70k and up
|
Stockton Primary
Variable
|
Description
|
precinct
|
Precinct identification number
|
Jackson
|
Votes cast in the primary for Jackson
|
total
|
Total votes cast in the primary
|
Black
|
Proportion of voting age population that is Black
|
Hispanic
|
Proportion of voting age population that is Hispanic
|
vap
|
Number of citizens of voting age
|
Maternal Smoking and Infant Health II:
Birth weight II
Variable
|
Description
|
bwt
|
Birth weight in ounces (999 unknown)
|
gestation
|
Length of pregnancy in days (999 unknown)
|
parity
|
0= first born, 9=unknown
|
age
|
mother's age in years
|
height
|
mother's height in inches (99 unknown)
|
weight
|
Mother's prepregnancy weight in pounds (999 unknown)
|
smoke
|
Smoking status of mother
0=not now, 1=yes now, 9=unknown
|
Additional data on the
parents in the Child Health and Development Study
Link to a description of the data.
Down Syndrome in Genetically Altered Mice:
Down Syndrome
Variable
|
Description
|
DNA
|
Fragment of chromosome 21 integrated in parent mouse
1=141G6, 2=152F7, 3=230E8, 4=285E6
|
line
|
Family line, e.g. #50-69-29
|
tg
|
Whether the mouse contains the extra DNA (1) or not (0)
|
sex
|
Sex of mouse: 1=male, 0=female
|
age
|
Age of mouse (in days) at time of weighing
|
weight
|
Weight of mouse in grams, to the nearest tenth of a gram
|
cage
|
Number of the cage in which the mouse lived
|
Tape Drive Quality:
Tape
Variable
|
Description
|
Head
|
Head identification number : 1-9
|
Tape
|
Tape identification number : 1-6
|
Reverse
|
|
|