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1-8 of 8 results for Materials Submitted by steven stapleton

Aimed at statistics beginners, this learning object describes, and gives examples of, the four levels of measurement of... see more

Statistical data have a tendency to cluster around some central point. How do we determine this point? Is there just one... see more

Different ways of displaying data: boxplots, histograms and distributions.

Things you need to know before looking at the statistics courses here.

One of the most common statistical distributions is the normal distribution. What does it tell us and how do we use it?

A standard way of measuring statistical variability: standard deviation and the associated concepts of variance and... see more

Understanding the summation sign: what does it do … why does it exist?

Statistical data vary: range and inter-quartile range measure this. Are they good measures?