Altering the Estimation

Now let's alter the estimation options so that we can be prepared to resolve errors that may arise. It's important for these errors to be resolved if they come up so that we can be sure we are making valid inferences. The songs data is already loaded.

Это упражнение является частью курса

Bayesian Regression Modeling with rstanarm

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Инструкции к упражнению

Estimate two models predicting popularity from song_age
In the first model, set adapt_delta to 0.99
In the second model, set the max_treedepth to 15
View a summary of each model

Интерактивное практическое упражнение

Попробуйте выполнить это упражнение, дополнив этот пример кода.

# Estimate the model with a new `adapt_delta`
adapt_model <- ___(popularity ~ song_age, data = songs,
  ___ = list(___ = ___))

# View summary
___(adapt_model)

# Estimate the model with a new `max_treedepth`
tree_model <- ___(popularity ~ song_age, data = songs,
  ___ = list(___ = ___))

# View summary
___(tree_model)

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