What is Sampling Bias? We can define sample selection bias, or sampling bias, as a kind of bias caused by choosing and using non-random data for your statistical analysis. In survey or research sampling, bias is usually the tendency or propensity of a specific sample statistic to overestimate or underestimate a particular population parameter. Sampling
Read More...Developing the right questions to facilitate the information needed is nothing short of an art, and a major component of Premise’s success around the globe. When presented with any collection request, the Premise team relies on a unique blend of subject matter expertise and strict survey methodology standards to ensure optimal data delivery. In practice,
Read More...As the number of smartphone users continues to boom worldwide, the need to understand the world around us—from information and events to the people and locations creating them—has become a critical commodity for businesses, leaders and users alike. Premise leverages its network of nearly 3M contributors in over 100 countries to gather sentiment data (e.g.,
Read More...What is the Crowdsourcing Model? The crowdsourcing model is the method of engaging a group or individuals for a common goal. The goals are often problem-solving, innovation or efficiency. It involves new technologies, web 2.0 and social media. You can apply these methods on different levels and in any type of industry. The growing connection
Read More...Premise Data has a global network of Contributors who are paid to provide ground-level insights through Premise’s mobile app. As of January 2020, over 1.4 million on-the-ground local citizen Contributors are paid to answer surveys and map places across the globe. On average, Contributors are submitting hundreds of thousands of responses to “tasks” per day.
Read More...When dealing with data that is based on the real world it is important to remember that the world is not static. Take McDonalds for example, in 2018 they opened ten new stores every day around the world. Each of those locations is unique and requires an understanding of the specific nuances and challenges of
Read More...We are continuing our global workforce spotlight series (which includes our country support specialists (CSS’s) and country managers) with Luu Kuummo. Our global workforce plays a huge role in our ability to manage hundreds of networks and thousands of Contributors across the globe. We asked Luu a few questions so that you can get to
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The unprecedented growth of mobile technology around the world has opened up a whole new world of data that can be collected. Mobile technology provides the ability to collect highly targeted data from groups of people that would otherwise be extremely difficult to reach with other methods. Technology and tools fueled by the growth of
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