mapping-with-R
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The purple: point data
I redo your code, copy all the code, and run it all. But, on my map, there are no purple dots shown as geo points. I have already added the type = "p" (point), adjust the alpha and cex--but still no avail. Please help.
My guess is that you're referring to the code in Line 37. If not, please clarify.
I was not able to recreate the error. The code works on my computer. Here are some alternatives:
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update your R / RStudio / R packages to the latest versions.
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Try @drew-kener's (my GIS Colleague) updated workshops on R
- https://duke.app.box.com/v/r-mapping-spring22
- https://duke.app.box.com/v/r-geo-spring2022/folder/146680201040
I hope that helps.