Access High-Quality Data with Hanover

You make important decisions based on data, and you need to be able to rely on it. However, increases in poor quality responses and fraudulent data mean you risk skewed insights.

Hanover utilizes a multi-layered quality assurance approach to ensure the insights we provide are based on verified and credible data. Our commitment to data quality means you get results you can rely on, every time.

Surveys Collected Annually

1 + Million

How do we do it?

Our approach blends hands-on expertise with trusted technology to ensure a thorough data cleaning process without sacrificing timeliness or urgency. This includes layers of industry-leading fraud detection tools, as well as our proprietary data validation technology that scans for fraudulent data and poor-quality responses daily. As another line of defense, our team of experts monitors the data to detect anomalies and remove bad actors. Only verified insights reach your team!

Hanover’s commitment to data quality

We work with vetted sample providers in the field to source respondents and actively monitor the quality of results to ensure data is credible.

We recommend sample size based on feasibility and research needs. If we don’t think we can provide an adequate sample size for your project, we will work with you to adjust the scope and design a new approach — one that will produce quality data that fully answers your questions.

Make Decisions Based on Verified, Credible Data

How Hanover ensures data quality

Research Design

Method

Research methods are developed by subject matter experts to ensure accurate and actionable results.

Scope

Hanover’s research experts help craft focused instruments to ensure you get the answers you need. Questionnaires are optimized for insight and designed to minimize drop-off, fatigue, and response bias.

Data Collection

Vendor Selection

Hanover has a trusted network of third-party panel vendors. Panel vendors are regularly assessed to monitor the quality of their data and are suspended or blacklisted when they fail to uphold Hanover’s data quality standards. We regularly review our existing vendors and consider new ones for diversity.

Sample Size

Sampling plans are created so that respondents match your target audience in terms of characteristics and overall distribution. Hanover utilizes its trusted network of third-party panel vendors as well as client-provided contact lists to reach the target audience.

Global Best Practices

For projects with international audiences, Hanover ensures every question is accurately translated and culturally appropriate, ensuring reliable insights across diverse markets.

Quality Control

Hanover employs a multi-layered approach to ensure data quality pre-survey, in-survey, and post-survey:

Pre-Survey

Using industry-leading fraud detection tools, we identify, prevent, and block bots and other bad actors before they even enter the survey.

In-Survey

We monitor responses in real time with fraud detection tools and in-survey flags.

Post-Survey

Our proprietary tool checks across a wide range of quality measures to detect anomalies, including fraudulent and poor-quality data. As the last line of defense, our experts personally review the data to ensure the removal of any remaining bad actors.