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49 lines
1.3 KiB
49 lines
1.3 KiB
2 years ago
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##### The exercice is validated is all questions of the exercice are validated
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##### The question 1 is validated if the outputted plot looks like:
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![alt text][ex5q1]
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[ex5q1]: ../w2_day1_ex5_q1.png "Scatter plot "
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##### The question 2 is validated if the output is: `11808.867339751561`
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##### The question 3 is validated if `grid.shape` is `(640000,2)`.
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##### The question 4 is validated if the 10 first values of losses are:
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```console
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array([158315.41493175, 158001.96852692, 157689.02212209, 157376.57571726,
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157064.62931244, 156753.18290761, 156442.23650278, 156131.79009795,
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155821.84369312, 155512.39728829])
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```
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##### The question 5 is validated if the outputted plot looks like
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![alt text][ex5q5]
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[ex5q5]: ../w2_day1_ex5_q5.png "MSE"
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##### The question 6 is validated if the point returned is
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`array([42.5, 99. ])`. It means that `a= 42.5` and `b=99`.
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##### The question 7 is validated if the coefficients returned are
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```console
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Coefficients (a): 42.61943031121358
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Intercept (b): 99.18581814447936
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```
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##### The question 8 is validated if the outputted plot is
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![alt text][ex5q8]
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[ex5q8]: ../w2_day1_ex5_q8.png "MSE + Gradient descent"
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##### The question 9 is validated if the coefficients and intercept returned are:
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```console
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Coefficients: [42.61943029]
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Intercept: 99.18581817296929
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```
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