Website Performance Optimization & Reporting Flashcards

When building an executive dashboard, which design principle is most important?

Answer: Show a few KPIs tied to business goals with clear context

Executives need a concise set of goal-aligned KPIs with comparisons and targets.

Which reporting practice makes a metric most meaningful to stakeholders?

Answer: Comparing it to a prior period or target

Benchmarks like period-over-period or goal targets give a number meaning.

A weekly report to the marketing team should typically emphasize which type of metrics?

Answer: Tactical, channel-level performance metrics

Operational teams need frequent channel and campaign metrics to adjust tactics.

What does data sampling in a web analytics report mean?

Answer: Analyzing a subset of data to estimate totals

Sampling computes results from a portion of data, which can reduce accuracy for large queries.

Which visualization best shows a metric's trend over time?

Answer: Line chart

Line charts clearly show change across continuous time.

A custom alert is set to notify when sessions drop 30% day-over-day. What is its main purpose?

Answer: Quickly detect tracking failures or traffic anomalies

Anomaly alerts flag sudden changes that may signal outages or broken tracking.

Why should reports document metric definitions and data sources?

Answer: To ensure consistent interpretation and trust

Clear definitions prevent misreading and build confidence in the numbers.