hands-on lab

Handling Missing Data

Up to 1h
Get guided in a real environmentPractice with a step-by-step scenario in a real, provisioned environment.
Learn and validateUse validations to check your solutions every step of the way.
See resultsTrack your knowledge and monitor your progress.


What do you do when there is unknown or missing values in your data?

This lab will walk you through a number of ways to handle missing data including using a default value and building a model to predict the missing data based on other variables that are present in the data set.

Learning Objectives

Upon completion of this lab you will be able to:

  • Import data using pandas
  • Check for missing values
  • Drop rows with missing data
  • Replace missing values with default values
  • Impute missing values using a prediction model

Intended Audience

This lab is intended for:

  • Machine learning engineers
  • Anyone interested in evaluating machine learning model performance


You should possess:

  • A basic understanding of Python


April 8th, 2022 - Updated instructions for clarity



About the author

Learning paths

Calculated Systems was founded by experts in Hadoop, Google Cloud and AWS. Calculated Systems enables code-free capture, mapping and transformation of data in the cloud based on Apache NiFi, an open source project originally developed within the NSA. Calculated Systems accelerates time to market for new innovations while maintaining data integrity.  With cloud automation tools, deep industry expertise, and experience productionalizing workloads development cycles are cut down to a fraction of their normal time. The ability to quickly develop large scale data ingestion and processing  decreases the risk companies face in long development cycles. Calculated Systems is one of the industry leaders in Big Data transformation and education of these complex technologies.

Covered topics

Lab steps

Logging In to the Amazon Web Services Console
Opening the Lab's Jupyter Notebook
Solutions to Handling Missing Data