Results for Round 2 - New requirement task

Time Data

Replic Subject SPL Technique time 1 1 1 Bestlap EIs 205 2 1 1 MobileMedia No-EIs 480 3 1 2 Bestlap No-EIs 601 4 1 2 MobileMedia EIs 261 5 2 1 Bestlap No-EIs 323 6 2 1 MobileMedia EIs 165 7 2 2 Bestlap EIs 881 8 2 2 MobileMedia No-EIs 689 9 3 1 Bestlap No-EIs 1156 10 3 1 MobileMedia EIs 243 11 3 2 Bestlap EIs 419 12 3 2 MobileMedia No-EIs 2047 13 4 1 Bestlap EIs 676 14 4 1 MobileMedia No-EIs 1165 15 4 2 Bestlap No-EIs 587 16 4 2 MobileMedia EIs 264 17 5 1 Bestlap EIs 400 18 5 1 MobileMedia No-EIs 1693 19 5 2 Bestlap No-EIs 1125 20 5 2 MobileMedia EIs 190 21 6 1 Bestlap EIs 149 22 6 1 MobileMedia No-EIs 657 23 6 2 Bestlap No-EIs 731 24 6 2 MobileMedia EIs 58 25 7 1 Bestlap EIs 232 26 7 1 MobileMedia No-EIs 1156 27 7 2 Bestlap No-EIs 1501 28 7 2 MobileMedia EIs 339

Graphics

Errors Data

Replic Subject SPL Technique errors 1 1 A Bestlap EIs 0 2 1 A MobileMedia No-EIs 0 3 1 B Bestlap No-EIs 1 4 1 B MobileMedia EIs 1 5 2 C Bestlap No-EIs 0 6 2 C MobileMedia EIs 0 7 2 D Bestlap EIs 0 8 2 D MobileMedia No-EIs 0 9 3 E Bestlap No-EIs 8 10 3 E MobileMedia EIs 0 11 3 F Bestlap EIs 2 12 3 F MobileMedia No-EIs 3 13 4 G Bestlap EIs 1 14 4 G MobileMedia No-EIs 0 15 4 H Bestlap No-EIs 0 16 4 H MobileMedia EIs 0 17 5 I Bestlap EIs 0 18 5 I MobileMedia No-EIs 1 19 5 J Bestlap No-EIs 2 20 5 J MobileMedia EIs 0 21 6 K Bestlap EIs 0 22 6 K MobileMedia No-EIs 0 23 6 L Bestlap No-EIs 4 24 6 L MobileMedia EIs 0 25 7 M Bestlap EIs 0 26 7 M MobileMedia No-EIs 1 27 7 N Bestlap No-EIs 2 28 7 N MobileMedia EIs 1

ANOVA summary

Df Sum Sq Mean Sq F value Pr(>F) replic 6 414.16 69.03 1.9960 0.1452 spl 1 2.88 2.88 0.0833 0.7778 technique 1 1286.46 1286.46 37.2003 5.343e-05 *** replic:subject 7 390.18 55.74 1.6118 0.2230 Residuals 12 414.99 34.58

--- Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Differences between both approaches

Standard deviation time with Emergent Interfaces: 220.199859268752

Mean time with Emergent Interfaces: 320.142857142857

without / with: 3.10374832663989

Median time with Emergent Interfaces: 252

without / with: 3.68253968253968

480  601  323  689  1156  2047  1165  587  1693  1125  657  731  1156  1501

Time results with Emergent Interfaces:

205  261  165  881  243  419  676  264  400  190  149  58  232  339

Differences:

275  340  158  -192  913  1628  489  323  1293  935  508  673  924  1162

Tukey test for additivity

0.15308445612095

 Bartlett test of homogeneity of variances