diff --git a/logicals.qmd b/logicals.qmd
index e7dcbb2..254b241 100644
--- a/logicals.qmd
+++ b/logicals.qmd
@@ -360,8 +360,8 @@ That, for example, allows us to see the proportion of flights that were delayed
 flights |> 
   group_by(year, month, day) |> 
   summarize(
-    all_delayed = mean(dep_delay <= 60, na.rm = TRUE),
-    any_long_delay = sum(arr_delay >= 300, na.rm = TRUE),
+    proportion_delayed = mean(dep_delay <= 60, na.rm = TRUE),
+    count_long_delay = sum(arr_delay >= 300, na.rm = TRUE),
     .groups = "drop"
   )
 ```