Update Part 1 - Tensors in PyTorch (Exercises).ipynb

Fix a typo in the Update Part 1 - Tensors in PyTorch (Exercises).ipynb file

Author: callezenwaka

intro-to-pytorch/Part 1 - Tensors in PyTorch (Exercises).ipynb

@@ -251,7 +251,7 @@
    "source": [
     "If you did this correctly, you should see the output `tensor([[ 0.3171]])`.\n",
     "\n",
-    "The number of hidden units a parameter of the network, often called a **hyperparameter** to differentiate it from the weights and biases parameters. As you'll see later when we discuss training a neural network, the more hidden units a network has, and the more layers, the better able it is to learn from data and make accurate predictions."
+    "The number of hidden units is a parameter of the network, often called a **hyperparameter** to differentiate it from the weights and biases parameters. As you'll see later when we discuss training a neural network, the more hidden units a network has, and the more layers, the better able it is to learn from data and make accurate predictions."
    ]
   },
   {