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Knowing when and how to choose the right statistical hypothesis test is no mean feat. It can takes 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!
If you're a regular visitor to our website you'll know that every month we scour the internet seeking out free eBooks to help you on your educational journey. Well, it has been so popular that we decided to create a regular monthly series here at Data Science Central.
I hope this will prove to be a valuable resource to you that you will visit regularly (and invite your friends too).…
Let’s face it – cleaning data is a waste of time.
If only the data had been collected and entered carefully in the first place, you wouldn’t be faced with days of data cleaning to do. Worse still, your boss probably doesn’t understand why you can’t just do it in a few minutes. After all, you only need to click a few buttons in Excel, don’t you?
Well, we all hate data cleaning, but if we get organised and learn a few tricks there are ways to…Continue
Did you have a good, relaxing break over the summer? Are you refreshed and re-energised, looking forward to a new start, a new you and brushing up on your data analysis skills? If so, I’ve thrown together a collection of a few excellent (and free!) statistics eBooks for your Kindle to sharpen up your stats while you’re on the long commute to work. Just try not to read them while driving!
These books require different levels of existing knowledge, and while some are for…Continue