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Machine Learning Practice · Quiz 1 · 26 Feb 2023 · January 2023 term

MLP Quiz 1 26 Feb 2023 — Question 22

Question 22

+2 marksOne or more correct options

Why is data preprocessing necessary?

Select all that apply.

  1. A

    While recording or noting down, the data collector forgot the values to be recorded and entered blanks.

  2. B

    Some columns have values only between 0 and 1.

  3. C

    The data is divided into multiple files and has to be combined.

  4. D

    The data has only numbers in all the columns.

Show answer

Correct answers

  • A

    While recording or noting down, the data collector forgot the values to be recorded and entered blanks.

  • C

    The data is divided into multiple files and has to be combined.

See the whole paperTake it as a mock test

Question 22 of 23 in the IIT Madras BS Machine Learning Practice (MLP) Quiz 1 paper sat on 26 Feb 2023, in the January 2023 term (IIT M DIPLOMA AN2 EXAM QPD2 26 Feb 2023). It carries 2 marks.

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