Exercise

# Fitting a Bayesian linear regression

Practice fitting a Bayesian model. This is the same model we already estimated with frequentist methods, so we'll be able to compare the parameter outputs later. The `songs`

data is already loaded.

Instructions

**100 XP**

- Create a Bayesian linear model,
`stan_model`

, that predicts song popularity from song age - Print a summary of the Bayesian linear model