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Median Null Percentage of Float Features

A medium SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.

Domain
SQL
Difficulty
medium
Seniority
L4

Problem

In the ML feature store, compute the median null percentage across all features that have a float-related data type (any dtype containing 'float').

Summary

Nulls in float columns. How widespread?

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Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a real database and grades it automatically.

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