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Kayla Ferguson
When discussing data collection, outliers inevitably come up. What is an outlier exactly? It’s a data point that is significantly different from other data points in a data set. While this definition might seem straightforward, determining what is or isn’t an outlier is actually pretty subjective, depending on the study…
How and When to Collect Observational Data
Observational data is a valuable form of research that can give researchers information that goes beyond numbers and statistics. In general, observation is a systematic way to collect data by observing people in natural situations or settings. There are many different types of observation, each with its strengths and weaknesses.…
8 Steps to Making a Mobile-Friendly Survey
Writing a survey for a mobile app requires a different strategy than a survey taken with pen and paper or on a desktop computer. Mobile data collection is a completely different experience than standard surveys, and a mobile-friendly survey should reflect that. Below are some strategic and technical elements to…
5 Survey Errors That Will Hurt Your Data Quality
Data is undoubtedly valuable. It offers unprecedented insights into past trends and future predictions that few other non-numerical sources can match, making it an invaluable resource in policy making and social, political and economic understanding. However, data can only be useful if it is accurate and reliable. There are some major obstacles…
How to Design a Great Baseline Survey
The road to a good monitoring and evaluation system is paved with a sound baseline survey. A survey is an integral part of effective data collection and analysis. While it might seem obvious that baseline information is necessary to understanding the cause and/or effect of any study or policy implementation,…
The Latest Trend in Data Collection — Smart Billboards That Look Back at You
In the 2002 movie Minority Report, the main character walks past a bank of billboards, which scan his retina, assess his state of mind, and immediately call out relevant ads just for him. For example, while he’s on the run, an American Express billboard says to him, “It looks like…