Design a Google Ads Experiment That Can Teach You
Structure a campaign experiment so the result is interpretable.
A proposed experiment changes too many variables to interpret. Isolate one strategic change and predefine how you will judge it. Bundling match type, page, and bid strategy in one test creates a result you cannot explain. Hypothesis Broad match with current Smart Bidding will find qualified queries at lower CPA. The hypothesis names the mechanism. Metric Primary: qualified-lead CPA. Guardrails: spend and rejection rate. One winner metric prevents dashboard shopping. Rule Adopt if qualified CPA improves at least 15 percent with no quality decline after 21 days. A decision rule protects the team from post-result bargaining. Before Test broad match,…
Sign up free — one personalized lesson every day, matched to your role and goals.
Already have an account? Sign in