Variable Name       |
Description |
Date |
The date the baby was born |
Time |
The time of the day that the baby was born, measured in hours after midnight |
Weight |
The baby's weight, in ounces |
Gender |
B = boy, G = girl |
NumtoB |
For boys, the number of births (including the current one) since the previous boy |
NumtoG |
For girls, the number of births (including the current one) since the previous girl |
NumGirls |
The number of the previous five babies born that were girls |
Interval |
The length of time, in hours, since the previous birth |
Day |
A day between 1/1/2009 and 6/30/2009 |
Number |
The number of births in the data set on that day |