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DatabricksCertified Machine Learning Associate

Domain 2Objective 6

Impute Missing Values with the Mode, Mean, or Median Value MACHINE-LEARNING-ASSOCIATE Practice Questions (Page 3)

Part of the Section 2: Data Processing domain, which makes up ~27% of our current practice bank. Databricks does not publish an official question count, but from its 90-minute exam (~35–60 total, ~9–16 in this domain), expect 1–2 from this objective — we provide 12 practice questions to prepare you well beyond it. (estimate)

12questions here
3free pages
6concepts

Questions 11–12

  1. 11foundation · easy

    What is a potential drawback of mean imputation for a numerical column with outliers?

    Select an answer first
  2. 12application · medium

    A data analyst is inspecting a DataFrame `df` and suspects that the 'revenue' column has missing values. The analyst wants to confirm this before deciding on an imputation strategy. Which code snippet correctly identifies the number of missing values in the 'revenue' column?

    Select an answer first
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Keep studying — Section 2: Data Processing

Full MACHINE-LEARNING-ASSOCIATE curriculum →Every domain, objective & concept — with linked practiceMACHINE-LEARNING-ASSOCIATE exam overview →Databricks Certified Machine Learning Associate

Other objectives in Section 2: Data Processing

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