diff --git a/Questions concerning R language.md b/Questions concerning R language.md
index 22a1185..9bf81f0 100644
--- a/Questions concerning R language.md	
+++ b/Questions concerning R language.md	
@@ -14,6 +14,25 @@ This problem involves the `OJ` data set which is part of the `ISLR` package.
 
 Here we explore the maximal margin classifier on a toy data set.
 * We are given n = 7 observations in p = 2 dimensions. For each observation, there is an associated class label.
+
+| Header 1 | Header 2 | Header 3 | Header 4 |
+| -------- | -------- | -------- | -------- |
+| Row 1    | Cell 1   | Cell 2   | Cell 3   |
+| Row 2    | Cell 4   | Cell 5   | Cell 6   |
+| Row 3    | Cell 7   | Cell 8   | Cell 9   |
+| Row 4    | Cell 10  | Cell 11  | Cell 12  |
+| Row 5    | Cell 13  | Cell 14  | Cell 15  |
+| Row 6    | Cell 16  | Cell 17  | Cell 18  |
+| Row 7    | Cell 19  | Cell 20  | Cell 21  |
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 | Obs. | X1 | X2 | Y |
 | -------- | -------- | -------- | -------- |
 | 1    | 3   | 4   | Red   |