Gain insights into using SQL for anomaly detection. Delve into applying mean, standard deviation, and z-score to identify and investigate data anomalies, enhancing your analytical skills.

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Learn how to identify anomalies in your data using SQL. Understand how to apply mathematical concepts such as mean, standard deviation, and z-score to detect when an anomaly occurred in your data and how to investigate past data to improve and refine the model.

Simple Anomaly Detection using SQL

To get a sense of the data, let's draw a stacked bar chart by status:



Understand the data set provided in the previous lesson. 

Getting a Sense of the Data

Understand the data set provided in the previous lesson.

Detecting Anomalies

Analyzing A Server Log

Backtesting

Improving Accuracy

Getting a Sense of the Data