DA0-001 Question #344: Real Exam Question with Answer & Explanation

The correct answer is A: Trend analysis. Comparing sales data over successive periods, such as last week versus the previous week, is a clear application of trend analysis. This technique focuses on identifying patterns and changes in data over time to understand performance evolution.

Data Analysis

Question

Which of the following types of analysis is used when comparing last week's sales to the previous week's sales?

Options

ATrend analysis
BExploratory analysis
CPrescriptive analysis
DLink analysis

Explanation

Comparing sales data over successive periods, such as last week versus the previous week, is a clear application of trend analysis. This technique focuses on identifying patterns and changes in data over time to understand performance evolution.

Common mistakes.

B. Exploratory analysis is used to discover patterns and insights in data without specific hypotheses, which is too broad for a direct week-over-week comparison.
C. Prescriptive analysis recommends actions to take based on predicted outcomes, going beyond simply comparing past sales data.
D. Link analysis focuses on relationships between entities, not on changes in data over time.

Concept tested. Data analysis types, trend analysis

Reference. https://learn.microsoft.com/en-us/power-bi/create-reports/desktop-analytics-feature-find-a-trend

Topics

#Data analysis types#Trend analysis#Time series data#Business analysis

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