docs(neural-networks): make example more neutral

subjects/ai/neural-networks/audit/README.md

@@ -1,6 +1,6 @@
 #### Exercise 0: Environment and libraries
 
-##### The exercise is validated is all questions of the exercise are validated.
+##### The exercise is validated if all questions of the exercise are validated.
 
 ##### Activate the virtual environment. If you used `conda` run `conda activate your_env`.
 
@@ -8,62 +8,69 @@
 
 ###### Does it print `Python 3.x`? x >= 8
 
-##### Do `import jupyter` and `import numpy` run without any error ?
+##### Do `import jupyter` and `import numpy` run without any error?
 
 ---
+
 ---
 
 #### Exercise 1: The neuron
 
-##### The question 1 is validated if this code:
+###### For question 1, does this code:
 
 ```
     neuron = Neuron(0,1,4)
     neuron.feedforward(2,3)
 ```
 
- returns **0.9990889488055994**.
+return **0.9990889488055994**?
 
 ---
+
 ---
 
 #### Exercise 2: Neural network
 
-##### The question 1 is validated the output is: **0.9524917424084265**
+###### For question 1, is the output **0.9524917424084265**?
 
 ---
+
 ---
 
 #### Exercise 3: Log loss
 
-##### The question 1 is validated if the output is: **0.5472899351247816**.
+###### For question 1, is the output **0.5472899351247816**?
 
 ---
+
 ---
 
 #### Exercise 4: Forward propagation
 
-##### The exercise is validated is all questions of the exercise are validated
+##### The exercise is validated if all questions of the exercise are validated
+
+###### For question 1, is the output the following?
 
-##### The question 1 is validated if the output is:
 ```
 Bob: 0.7855253278357536
 Eli: 0.7771516558846259
 Tom: 0.8067873659804015
 Ryan: 0.7892343955586032
 ```
-##### The question 2 is validated if the logloss for the 4 students is **0.5485133607757963**.
+
+###### For question 2, is the logloss for the 4 students **0.5485133607757963**?
 
 ---
+
 ---
 
 #### Exercise 5: Regression
 
-##### The exercise is validated is all questions of the exercise are validated
+##### The exercise is validated if all questions of the exercise are validated
 
-##### The question 1 is validated if the output is **7**.
+###### For question 1, is the output **7**?
 
-##### The question 2 is validated if the outputs are:
+###### For question 2, are the outputs the following?
 
 ```
 Bob: 14.918863163724454
@@ -72,4 +79,4 @@ Tom: 15.086662606964074
 Ryan: 14.939270885974128
 ```
 
-##### The question 3 is validated if the MSE is **10.237608699909138**
+###### For question 3, is the MSE **10.237608699909138**?