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Exercise

Calculate Adjusted Scales

It's important to understand how rstanarm calculates adjusted scales for prior distributions, as priors can have a large impact on our estimates if not used in an appropriate manner. Calculate what the adjusted scales should be using the already loaded songs data.

Instructions
100 XP
  • Calculate the adjusted scale of the intercept.
  • Calculate the adjusted scale of the song_age.
  • What would be the adjusted scale of valence if it were in the model?
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