Consider the following Python code using Pandas:
What does the groupby operation in the code achieve?
It calculates the total price for each category.
It calculates the average price for each category.
It groups the data by the ’Category’ column.
It filters out rows where the ’Price’ column is zero.
Consider the below code:
data = [[-3, 1], [-3, 1], [ 3, 5], [ 3, 5]]
from sklearn.preprocessing import StandardScalerss = StandardScaler()print(ss.fit_transform(data))Which of the following option represents the print output :
Which of the following metrics indicate higher their value, better the regression model’s performance?
RMSE
R2
Mean absolute error
Mean squared error
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The IIT Madras BS Machine Learning Practice (MLP) End Term paper sat on 24 Dec 2023, in the September 2023 term, set FDD1: 38 questions for 100 marks in 180 minutes. The first 3 questions are below. Sign in with Google — it is free — to see the whole paper with its answers and explanations, in learning mode or as a timed mock test.
| Feature | MLP End Term 24 Dec 2023 Set FDD1 at a glance |
|---|---|
| Term | September 2023 term |
| Subject | Machine Learning Practice |
| Course code | BSCS2008 |
| Questions | 38 |
| Marks | 100 |
| Duration | 180 min |
| MCQ | 22 |
| MSQ | 11 |
| Numerical | 5 |
| Official paper | IIT M DIPLOMA AN EXAM ADD3 24 Dec 2023 |
| Negative marking | No negative marking. |
| Updated |