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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 147
Confidence Intervals 143
Median 138
Graph 136
Log Transformation 118
Geometric Mean 108
Task Time 106
Hypothesis Test 94
Sample Size 90
Geometric Standard Deviation 89
skewness 86
log plot 86
Normal Curve 82
Power 80
probit regression 76
Unit Conversion within Customary Units 72
Margin of Error 24

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 ( 98 )
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 )