diff --git a/docs/sources/user_guide/evaluate/paired_ttest_kfold_cv.ipynb b/docs/sources/user_guide/evaluate/paired_ttest_kfold_cv.ipynb
index 1c0c29e68..3ed583ec9 100644
--- a/docs/sources/user_guide/evaluate/paired_ttest_kfold_cv.ipynb
+++ b/docs/sources/user_guide/evaluate/paired_ttest_kfold_cv.ipynb
@@ -159,7 +159,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Since $p > t$, we cannot reject the null hypothesis and may conclude that the performance of the two algorithms is not significantly different. \n",
+    "Since $p > \\alpha$, we cannot reject the null hypothesis and may conclude that the performance of the two algorithms is not significantly different. \n",
     "\n",
     "While it is generally not recommended to apply statistical tests multiple times without correction for multiple hypothesis testing, let us take a look at an example where the decision tree algorithm is limited to producing a very simple decision boundary that would result in a relatively bad performance:"
    ]