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Machine Learning Practice · Quiz 1 · 29 Oct 2023 · September 2023 term

Question 17: Given the following code snippet, how many unique values…

Question 17

+2 marksNumerical answer

Given the following code snippet, how many unique values will be present in the column ZZ of the resulting DataFrame dfdf?

python
import pandas as pd


# Creating a DataFrame
data = { 'X': ['apple', 'orange', 'apple', 'banana', 'banana', 'orange'],
         'Y': [1, 2, 3, 3, 2, 2]}
df = pd.DataFrame(data)


df['Z'] = df['X'] + df['Y'].astype(str)
Show answer

Correct answer: 5

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Question 17 of 23 in the IIT Madras BS Machine Learning Practice (MLP) Quiz 1 paper sat on 29 Oct 2023, in the September 2023 term (IIT M DIPLOMA AN2 EXAM QPD2 29 Oct 2023). It carries 2 marks.

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