Different techniques for handling missing data (Feature engineering)
Original Dataset
import pandas as pd
import numpy as np
# Step 1: Create a sample dataset
data = {
"A": [1, 2, np.nan, 4, 5],
"B": [np.nan, 2, 3, np.nan, 5],
"C": ["cat", "dog", np.nan, "cat", "dog"],
"D": [10, 20, 30, 40, np.nan]
}
...
