fix litian96#13

Author: Bojun-Feng

toy_example/point-estimation.ipynb

@@ -28,7 +28,7 @@
     "\n",
     "for i in range(N_out):\n",
     "    for j in range(k):\n",
-    "        X[i,j] = np.random.normal(-0.6, 1, size=(1,1)) #(N_out/N *100)%  of data will be recentered at (3,3)\n",
+    "        X[i,j] = np.random.normal(-0.6, 1, size=(1,1)) #(N_out/N *100)%  of data will be recentered at (-0.6, -0.6)\n",
     "\n",
     "\n",
     "plt.scatter(X[:, 0], X[:, 1], s=3)\n",