Exit DATABRICKS-CERTIFIED-PROFESSIONAL-DATA-SCIENTIST Databricks Certified Professional Data Scientist
Question 2 of 5
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Q2 Single choice

Let's say you have two cases as below for the movie ratings

1. You recommend to a user a movie with four stars and he really doesn't like it and he'd rate it two stars
2. You recommend a movie with three stars but the user loves it (he'd rate it five stars).
So which statement correctly applies?

  • A

    In both cases, the contribution to the RMSE is the same

  • B

    In both cases, the contribution to the RMSE is the different

  • C

    In both cases, the contribution to the RMSE, could varies

  • D

    None of the above

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