内部監査人は、データ分析を使用して、エンゲージメント中にリスクの高い領域に焦点を当てています。監査人はデータを取得しており、データの重複を排除するために取り組んでいます。このシナリオに関する次の記述のうち、正しいものはどれですか?
正解:C
In data analytics, cleaning the data is a crucial step where the auditor eliminates redundancies, corrects inconsistencies, and removes errors to ensure accurate analysis. This step is taken before analyzing the data to identify high-risk areas and relevant processes.
* Correct Answer (C - Cleaning the Data in Preparation for Determining Involved Processes)
* Data cleaning involves:
* Removing duplicate entries to prevent misinterpretation.
* Standardizing data formats for consistency.
* Handling missing or inaccurate values to ensure reliability.
* This step prepares the data for analysis and identification of high-risk processes.
* The IIA's GTAG 16: Data Analysis Technologies emphasizes data cleaning as a critical part of internal audit analytics.
* Why Other Options Are Incorrect:
* Option A (Normalizing data in preparation for analyzing it):
* Normalization refers to structuring data efficiently (e.g., in databases) but does not necessarily involve eliminating redundancies in the way described.
* Option B (Analyzing data in preparation for communicating results):
* The auditor is still in the data preparation phase, not the analysis or reporting phase.
* Option D (Reviewing data prior to defining the question):
* The auditor is already working with data. Defining questions typically happens before data collection.
* GTAG 16: Data Analysis Technologies - Covers data preparation, cleaning, and analytics in internal auditing.
* IIA Practice Guide: Data Analytics in Internal Auditing - Outlines best practices for data validation and cleaning.
Step-by-Step Explanation:IIA References for Validation:Thus, cleaning the data (C) is the correct answer, as it ensures data integrity before identifying relevant processes and risks.