fix vis code

Author: avallecam

instructors/files/02-practical-tutors.md

@@ -535,13 +535,7 @@ disease_incidence <- disease_dat %>%
     complete_dates = TRUE
   )
 
-# with data available before march 1st
-disease_incidence %>%
-  plot()
-
-# with complete data
-disease_incidence %>% 
-  plot()
+plot(disease_incidence)
 
 
 # Confirm {cfr} data input format ----------------------------------------
@@ -614,13 +608,7 @@ disease_incidence <- disease_dat %>%
     complete_dates = TRUE
   )
 
-# with data available before march 1st
-disease_incidence %>%
-  plot()
-
-# with complete data
-disease_incidence %>% 
-  plot()
+plot(disease_incidence)
 
 
 # Confirm {cfr} data input format ----------------------------------------