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The seismictimings data frame has 504 rows and 3 columns. Thickness of a layer of Alberta substratum as measured by several transects of geophones.
seismictimings
This data frame contains the following columns:
longitudinal coordinate of geophone.
latitudinal coordinate of geophone.
time for signal to pass through substratum.
plot(y ~ x, data = seismictimings)
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