Revert "Create exploratory_project1.r"

This reverts commit c9d8a43ead7a4099fe425c9cc19af208f0f2e1b9.
Revert c9d8a43..72b3c3f

This rolls back to commit c9d8a43ead7a4099fe425c9cc19af208f0f2e1b9.