Business Context

DataCorp, a data analytics firm, is preparing to present its findings to a group of non-technical stakeholders. One key aspect of the analysis involves explaining the concept of variance in the context of customer satisfaction scores.

Problem Statement

You need to explain the concept of variance to a non-technical audience, emphasizing its significance in understanding data variability and decision-making.

Given Data

Requirements

1. Define variance in simple terms suitable for a non-technical audience.
2. Calculate the variance of the given customer satisfaction scores.
3. Explain how variance impacts decision-making in a business context.
4. Provide an example of how understanding variance can lead to better customer service strategies.

Assumptions

• The audience has basic familiarity with averages but not with statistical concepts.
• The explanation should be clear and concise, avoiding jargon.