Description Usage Format Source Examples
Data are from 8 repeated measurements of 25 balance scale items with 1004 participants ranging from 6-17 years of age. The data are aggregated over 5 item types: weight (w), distance (d), conflict weight (cw), conflict distance (cd), and conflict balance (cb).
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A data frame with 8032 observations on the following 23 variables.
id
the participant id number.
age
the participant age in years.
sex
a factor with levels m
f
group
the participant school group number; groups 3-8 are in primary school; corollary10 and 11 in secondary school.
school
a factor with levels primary
secondary
time
the number of the repeated measurement.
wc
the number of correct weight items.
wi
the number of incorrect weight items.
ws
the total number of weight items.
dc
the number of correct distance items.
di
the number of incorrect distance items.
ds
the total number of distance items.
cwc
the number of correct conflict-weight items.
cwi
the number of incorrect conflict-weight items.
cws
the total number of conflict-weight items.
cdc
the number of correct conflict-distance items.
cdi
the number of incorrect conflict-distance items.
cds
the total number of conflict-distance items.
cbc
the number of correct conflict-balance items.
cbi
the number of incorrect conflict-balance items.
cbs
the total number of conflict-balance items.
totalCor
the total number of correct items.
totalTrials
the total number of items.
Brenda Jansen, University of Amsterdam. Unpublished data.
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