Basic ideas of data analysis

Change over time

Role: Use the time period to illustrate a trend.

Example: Purchase cost reduction analysis: Analysis of supplier purchase amount to view unit price data under time trend.

Drill down query

Function: Set the context so that the viewer can better understand the data information under a more granular specific category.

Example: Sales analysis of a marketing organization : drill down from group performance to individual performance scores.

Zoom out

Role: Describe the relationship between the viewer's attention and the overall situation, and the impact of a specific content on the overall situation.

Example: Analysis of the decline in the number of customers  : Which customer types and tiers have experienced significant declines that have affected the total number of customers.

Compared

Role: Indicate the difference between two or more themes.

Example: Analysis of the decline in the number of customers  : Compare the decline in customer types and levels in the two years (2017, 2018).

crossroads

Role: Highlight important changes when one category surpasses another.

factor

Role: Explain the themes by dividing them into different types or categories.

Example:Business Analysis Report for the First Half of 2020 : Analyze the operating conditions of the previous year from the three aspects of sales, gross profit, expenses and labor costs.

Outliers

Role: Display abnormalities or special abnormalities of the event.

Example:Analysis of  abnormal gross profit margin: Find out the problem by locating abnormal gross profit months, abnormal stores, abnormal products/categories, and abnormal order details.