GeoTUI::Results  Study 2


GUI / Mouse 
TUI / 1puck prop 
TUI / 2puck prop 
TUI / ruler prop 

Cutting planes performed  
[GUI / Mouse] [TUI / 1puck prop] [TUI / 2puck prop] [TUI / Ruler prop] 
Scoring of cutting planes performed: [ 1 2 3 4 ]

Caption :

Number of cutting lines performed  
Exercises 1 and 2 Averages numbers of cutting planes performed for each exercise, using different interactions. 
Results of significance: 
Calculation of significance 
* Oneway analysis of variance were performed using the Analysis Tools of MS Excel. * Paired t tests and Wilcoxon Signed Rank tests were performed using the following web calculators: tValue and pValue: http://faculty.vassar.edu/lowry/t_corr_stats.html zValue and pValue: http://faculty.vassar.edu/lowry/wilcoxon.html * Paired t tests were also performed using the following formula in a spreadsheet to calculate the tValue: (Extracted from: http://mathworld.wolfram.com/PairedtTest.html)
Given two paired sets and of measured values.
and are the average of and , respectively. Let and Define by This statistic has degrees of freedom. and then the associated pValue was obtained using the following web calculator: http://www.danielsoper.com/statcalc/calc08.aspx 