diff --git a/work-with-data/dataprep/data/median_income_transformed.csv b/work-with-data/dataprep/data/median_income_transformed.csv
deleted file mode 100644
index c6ca88e4..00000000
--- a/work-with-data/dataprep/data/median_income_transformed.csv
+++ /dev/null
@@ -1,251 +0,0 @@
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