Update source/regression2.Rmd

Co-authored-by: Joel Ostblom <[email protected]>

source/regression2.Rmd

@@ -349,7 +349,7 @@ obtained from the same problem, shown in Figure \@ref(fig:08-compareRegression).
 
 ```{r 08-compareRegression, echo = FALSE, warning = FALSE, message = FALSE, fig.height = 4.75, fig.width = 10, fig.cap = "Comparison of simple linear regression and KNN regression."}
 set.seed(1234)
-# neighbors = 28 from regression1 chapter
+# neighbors = 52 from regression1 chapter
 sacr_spec <- nearest_neighbor(weight_func = "rectangular", neighbors = 52) |>
   set_engine("kknn") |>
   set_mode("regression")