Ancona: Data from a rating experiment of recorgnizing point counts.
Description
At the course "Statsitical Analysis of Method Comparison Studies" ai the
SISMEC conference in Ancona, on 28 September 2011, the participants on the
course were used as raters of ten pictures of points. Pitures were shown 3
times each to the participants, and they assessed the number of points in
each.
Arguments
Format
A data frame with 510 observations on the following 4 variables.
rater
a factor with 17 levels
item
a numeric vector indicating the pictures shown. The
value is the actual number of points.