Timing exercise {epicalc} | R Documentation |
This dataset came from an interview survey on the workshop attendants on 2004-12-14.
Note that the date of bed time was 2004-12-13 if the respondent went to bed before midnight.
data(Timing)
A data frame with 18 observations on the following 11 variables.
id
gender
male
female
age
marital
single
married
others
child
bedhr
bedmin
wokhr
wokmin
arrhr
arrmin
data(Timing) use(Timing) des() arrival.time <- ISOdatetime(year=2004, month=12, day=14, hour=arrhr, min=arrmin, sec=0) summ(arrival.time, by= gender)