During a review of the accounts payable process, an internal auditor gathered all of the...

The auditor used an analytics tool to examine vendor payment transactions over 24 months and identify the top five vendors receiving the highest payments. This process involves examining, summarizing, and interpreting data, which falls under data analysis.

(A) Process analysis. ❌

Incorrect. Process analysis focuses on evaluating the workflow, efficiency, and control effectiveness of a business process, rather than analyzing data trends.

Example: Reviewing how invoices are processed to identify bottlenecks.

(B) Process mining. ❌

Incorrect. Process mining uses event logs and transactional data to analyze workflow patterns and deviations from standard procedures.

Example: Identifying inefficiencies in an invoice approval workflow.

(C) Data analysis. ✅

Correct. The auditor reviewed historical transaction data and extracted meaningful insights (i.e., the top five vendors by payment volume).

IIA GTAG – "Data Analytics: Elevating Internal Audit Performance" describes data analysis as using structured financial and operational data to identify trends, risks, or anomalies.

(D) Data mining. ❌

Incorrect. Data mining involves advanced statistical or machine learning techniques to discover hidden patterns in data, whereas data analysis focuses on summarizing and interpreting known data.

Example: Identifying fraudulent transactions using predictive modeling.

IIA GTAG – "Data Analytics: Elevating Internal Audit Performance"

IIA Standard 2320 – Analysis and Evaluation

COSO Framework – Data-Driven Internal Auditing

Analysis of Answer Choices:IIA References:Thus, the correct answer is C (Data analysis), as the auditor examined past transactions to summarize and interpret payment trends.