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Measuring Usability Homepage
Quantitative Usability, Statistics & Six Sigma by Jeff Sauro

Tags

Tag: Non-Normal Data

Related Tags

Tag Name #
Calculator 164
Confidence Intervals 163
Median 149
Graph 148
Geometric Mean 141
Log Transformation 134
Task Time 124
Sample Size 118
Hypothesis Test 111
log plot 110
Geometric Standard Deviation 106
Normal Curve 103
skewness 100
Power 94
Unit Conversion within Customary Units 93
probit regression 89
Margin of Error 48

Pages

The following pages have the tag Non-Normal Data associated with them. The number of users that have also tagged the page ' Non-Normal Data ' is in parenthesis.

Graph and Calculator for Confidence Intervals for Task Times ( 111 )
Visualizing your task time data is an essential step in understanding its distribution and computing accurate confidence intervals. This calculator creates a dot-plot of your task times, transforms the raw data to adjust for non-normality and computes the intervals.

Questions

The following questions have the tag Non-Normal Data associated with them. The number of users that have also tagged the question ' Non-Normal Data ' is in parenthesis.

My data set is non-normal (cycle time). Can I convert the data into "Good and Bad" based on a specif. . . ( 3 )

How do you make data normally distributed?. . . ( 3 )