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DA0-001 · Question #62

DA0-001 Question #62: Real Exam Question with Answer & Explanation

The correct answer is C: an exploratory data analysis.. Exploratory Data Analysis (EDA) is the process of examining datasets to summarize their main characteristics, often with visual methods, to discover patterns, detect outliers, and test hypotheses.

Data Analysis

Question

The process of performing initial investigations on data to spot outliers, discover patterns, and test assumptions with statistical insight and graphical visualization is called:

Options

  • Aa t-test.
  • Ba performance analysis.
  • Can exploratory data analysis.
  • Da link analysis.

Explanation

Exploratory Data Analysis (EDA) is the process of examining datasets to summarize their main characteristics, often with visual methods, to discover patterns, detect outliers, and test hypotheses.

Common mistakes.

  • A. A t-test is a specific inferential statistical hypothesis test used to compare the means of two groups, not a broad process for initial data investigation.
  • B. Performance analysis typically refers to evaluating the efficiency or speed of systems or processes, not the initial investigation of data patterns and outliers.
  • D. Link analysis is a technique used to evaluate relationships or connections between nodes in a network, which is a specialized form of analysis and not the overarching process described.

Concept tested. Exploratory data analysis (EDA)

Topics

#Exploratory Data Analysis#Data investigation#Data patterns#Data visualization

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