Centre for Excellence in Teaching and Learning (CETL)

RLO: Descriptive statistics for interval and ratio scale data

Introduction
Mean
Mode
Median
Measures of Dispersion
Standard Deviation
Activity
Assessment
Feedback
Resources

Activity

Use the left and right arrow keys, or mouse, to move the slide bar and change the size of the standard deviation (SD). Take note of how a change in SD alters the spread of scores

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