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How To Use Statistics To Plan Your Study

How To Use Statistics To Plan Your Study

​Knowing ​how to navigate through statistics to create a plan-of-action for your next study can be difficult. Where do you start? Should you bury your head in the sand and go out and collect your data without having a strategy on how to analyse it? That’s probably not a good way to start – and yet…

How to Choose a Statistical Hypothesis Test

How to Choose a Statistical Hypothesis Test

Knowing when and how to choose the right statistical hypothesis test is no mean feat. It can take years of learning and practice before you get comfortable with it. Fortunately, there are ways to shortcut this by having a process, a strategy and a nice, big diagram! Here I’m going to give you all three!​Getting Started​I think…

Hilarious Graphs (and Pirates) Prove That Correlation Is Not Causation

Hilarious Graphs (and Pirates) Prove That Correlation Is Not Causation

When it comes to storytelling, we have a problem. It’s not our fault though – as human beings we are hard-wired from birth to look for patterns and explain why they happen. This problem doesn’t go away when we grow up though, it becomes worse the more intelligent we think we are. We convince ourselves that now…

The One Reason Your Correlation Results Are Probably Wrong

The One Reason Your Correlation Results Are Probably Wrong

I’m sure you all know how to do a correlation analysis to test if one variable is related to another. You probably even know when to use a Spearman correlation test over a Pearson correlation test. But did you know that the answers from these tests are probably wrong? When you have a pair of variables, finding a statistical…

How to do Effective Correlation Analysis in 3 Simple Steps

How to do Effective Correlation Analysis in 3 Simple Steps

I blame Florence Nightingale. Really, I do. She publishes one little pie chart and suddenly we’re all expected to be statisticians. Gone are the days when a scientist can collect their data, then simply hand it over to a statistician for analysis and return in 6 months for the results. Oh no, now we all have…

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