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How good is the fit?

You used the Weibull model to fit the prison convict DataFrame prison. But is this the right model to use?

You will evaluate the goodness-of-fit of the model wb using the QQ plot.

The WeibullFitter class has been imported for you, and a Weibull model instance wb has been fitted to the data. The matplotlib.pyplot library is imported as plt, and the pandas and numpy libraries are imported as pd and np, respectively. Use the console to explore the DataFrame and its column names as needed.

Latihan ini adalah bagian dari kursus

Survival Analysis in Python

Lihat Kursus

Petunjuk latihan

  • Import the qq_plot function from lifelines.plotting.
  • Plot the QQ plot of the fitted model wb.
  • Display the QQ plot.

Latihan interaktif praktis

Cobalah latihan ini dengan menyelesaikan kode contoh berikut.

# Import qq_plot
from lifelines.plotting import ____

# Plot qq_plot of wb
____

# Display figure
____
Edit dan Jalankan Kode