diff --git a/report.rmd b/report.rmd
index 2d04806..854b98f 100644
--- a/report.rmd
+++ b/report.rmd
@@ -433,6 +433,12 @@ qqline(age)
 
 ### Historam for age {.tabset}
 
+#### Frequency {-}
+```{r}
+hist(age, freq = F)
+lines(density(age), lwd = 2, col = "black")
+```
+
 #### Auto Breaks {-}
 ```{r}
 hist(age)