10 Essential Survey & Experimental Design Rules Research is 90% planning and 10% execution. The old saying “measure twice, cut once” applies to research as well – you’ll want to make sure your survey is designed as correctly as possible to maximize your results. Here are 10 rules to help you design a survey like...Read More

Overview Anyone who has had to run an analysis has probably wrestled with the sticky question of what to do with outliers — sticky because there don’t seem to be any real guidelines for if or how they should be trimmed from a dataset. The short answer to the question of whether you should remove...Read More

Overview: The between-subjects ANOVA (Analysis of Variance) is a very common statistical method used to look at independent variables with more than 2 groups (levels). When to use an ANOVA A continuous dependent (Y) variable and 1 or more categorical unpaired, independent, (X) variables. If you’re dealing with 1 X variable with only 2 levels,...Read More