Hi. The structure of the data look something like this:
This is a typical 'long-format' for data that are structured around grouping variables, encoded as factors.
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Data Structure
Hi. The structure of the data look something like this:
'data.frame': 19090 obs. of 4 variables:
$ date : POSIXct, format: "2008-05-27" "2008-05-28" ...
$ probe_id : Factor w/ 3 levels "m1","m2","m3": 1 1 2 3 1 2 3 1 2 3 ...
$ pedon_id : Factor w/ 15 levels "sjer-001","sjer-002",..: 2 1 1 1 2 2 2 1 1 1 ...
$ pct_saturation: num -1.083 0.157 0.137 0.179 0.208 ...
This is a typical 'long-format' for data that are structured around grouping variables, encoded as factors.