Final answer:
Descriptive analytics are a type of business analytics that focus on understanding historical data patterns.
Step-by-step explanation:
***Descriptive analytics*** are a type of ***business analytics*** that focus on understanding historical data patterns. They are not the most complex in the spectrum of business analytics, but they are an important part of it. Descriptive analytics involve analyzing past data to gain insights and identify trends or patterns that can help in decision-making.