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CRISP - DM Exploratory Data Analysis (EDA)

  • July 15, 2023
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Bharani Kumar Depuru is a well known IT personality from Hyderabad. He is the Founder and Director of Innodatatics Pvt Ltd and 360DigiTMG. Bharani Kumar is an IIT and ISB alumni with more than 18+ years of experience, he held prominent positions in the IT elites like HSBC, ITC Infotech, Infosys, and Deloitte. He is a prevalent IT consultant specializing in Industrial Revolution 4.0 implementation, Data Analytics practice setup, Artificial Intelligence, Big Data Analytics, Industrial IoT, Business Intelligence and Business Management. Bharani Kumar is also the chief trainer at 360DigiTMG with more than Ten years of experience and has been making the IT transition journey easy for his students. 360DigiTMG is at the forefront of delivering quality education, thereby bridging the gap between academia and industry.

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Elements in EDA

The "First Moment Business Decision" is another name for the Central Tendency Measure.

elements in EDA

Median

  • Median is the middle value of the dataset
  • Median of a dataset does not get influenced by outliers

Mode

  • Mode is the value, which repeats maximum times
  • Mode is applied to Discrete data
  • Data with a single mode is referred to as unimodal, data with two modes as bimodal, and data with more than two modes as multimodal

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Measure of Dispersion also called as Second Moment Business Decision

measure of dispersion measure of dispersion


Measure of Skewness

  • Data concentrated to the right is Left Skewed also called Negatively Skewed
  • Data concentrated to the left is Right Skewed also called Positively Skewed
  • Presence of long tails helps in devising interesting business strategies

measure of skewness


Measure of Kurtosis

meausre of kurtosis

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