minor

examples/census_healthcare_ppboot.ipynb

@@ -257,7 +257,7 @@
    "source": [
     "### Power experiment\n",
     "\n",
-    "For PPI and the classical approach, find the smallest value of ```n``` such that the method has power 80% against the null $H_0: \\theta^* < 0.5 \\cdot 10^{-5}$."
+    "For PPI and the classical approach, find the smallest value of ```n``` such that the method has power 80% against the null $H_0: \\theta^* < 0.15$."
    ]
   },
   {