Two people, one graph: the effect of rotated viewpoints on accessibility of data visualizations

Müller, Tjark; Hesse, Friedrich W.; Meyerhoff, Hauke S.

doi:10.1186/s41235-021-00297-y

Cognitive Research: Principles and Implications

Table 1 Detailed descriptive and inferential statistics of the reported experiments

From: Two people, one graph: the effect of rotated viewpoints on accessibility of data visualizations

Absolute latencies for response onsets by condition				Test statistics for differences to baseline
Intervention	Diagram rotation	Label condition	Mean (sd)	t (df)	p	d_z [95% CI]
Experiment 1
Letter	Baseline		1574 (283)
Letter	90	Co-rotate	1693 (344)	1.210 (32)	.235	0.21 [− 0.12, 0.63]
Letter	180	Co-rotate	1750 (420)	2.322 (32)	.027	0.40 [ 0.08, 0.78]
Letter	270	Co-rotate	1737 (380)	2.152 (32)	.039	0.37 [ 0.06, 0.71]
Letter	90	Reformatted	1683 (408)	0.702 (32)	.487	0.12 [− 0.25, 0.45]
Letter	180	Reformatted	1668 (417)	0.360 (32)	.721	0.06 [− 0.31, 0.40]
Letter	270	Reformatted	1679 (389)	0.700 (32)	.489	0.12 [− 0.24, 0.43]
Word	Baseline		1736 (371)
Word	90	Co-rotate	1904 (408)	6.883 (32)	< .001	1.20 [ 0.85, 1.75]
Word	180	Co-rotate	1917 (433)	5.334 (32)	< .001	0.93 [ 0.63, 1.36]
Word	270	Co-rotate	1904 (414)	6.535 (32)	< .001	1.14 [ 0.76, 1.67]
Word	90	Reformatted	1834 (390)	4.705 (32)	< .001	0.82 [ 0.54, 1.19]
Word	180	Reformatted	1817 (390)	4.533 (32)	< .001	0.79 [ 0.46, 1.23]
Word	270	Reformatted	1793 (358)	3.643 (32)	.001	0.63 [ 0.32, 1.03]
Experiment 2
Pictograph	Baseline		1496 (425)
Pictograph	90	Co-rotate	1703 (581)	1.943 (34)	.060	0.33 [− 0.02, 1.00]
Pictograph	180	Co-rotate	1682 (539)	2.029 (34)	.050	0.34 [ 0.00, 0.90]
Pictograph	270	Co-rotate	1698 (570)	1.705 (34)	.097	0.29 [− 0.05, 0.89]
Pictograph	90	Reformatted	1629 (458)	1.169 (34)	.250	0.20 [− 0.12, 0.66]
Pictograph	180	Reformatted	1517 (444)	− 1.124 (34)	.269	− 0.19 [− 0.43, 0.16]
Pictograph	270	Reformatted	1630 (517)	1.036 (34)	.308	0.18 [− 0.15, 0.57]
Word	Baseline		1636 (465)
Word	90	Co-rotate	1783 (507)	4.189 (34)	< .001	0.71 [ 0.31, 1.38]
Word	180	Co-rotate	1882 (592)	6.007 (34)	< .001	1.02 [ 0.64, 1.63]
Word	270	Co-rotate	1778 (559)	3.120 (34)	.004	0.53 [ 0.10, 1.58]
Word	90	Reformatted	1798 (577)	4.433 (34)	< .001	0.75 [ 0.50, 1.13]
Word	180	Reformatted	1684 (484)	1.826 (34)	.077	0.31 [− 0.04, 1.11]
Word	270	Reformatted	1751 (555)	2.726 (34)	.010	0.46 [ 0.07, 1.32]
Experiment 3
Multicolor	Baseline		1306 (356)
Multicolor	90	Co-rotate	1385 (448)	− 0.928 (40)	.359	0.14 [− 0.48, 0.16]
Multicolor	180	Co-rotate	1357 (462)	− 1.607 (40)	.116	− 0.25 [− 0.57, 0.05]
Multicolor	270	Co-rotate	1472 (470)	1.520 (40)	.136	0.24 [− 0.07, 0.60]
Multicolor	90	Reformatted	1397 (469)	− 0.549 (40)	.586	0.09 [− 0.40, 0.22]
Multicolor	180	Reformatted	1331 (399)	− 2.252 (40)	.030	− 0.35 [− 0.70, − 0.05]
Multicolor	270	Reformatted	1416 (450)	− 0.035 (40)	.972	0.01 [− 0.32, 0.31]
Monocolor	Baseline		1526 (469)
Monocolor	90	Co-rotate	1615 (526)	4.955 (40)	< .001	0.77 [ 0.45, 1.19]
Monocolor	180	Co-rotate	1641 (487)	6.924 (40)	< .001	1.08 [ 0.81, 1.47]
Monocolor	270	Co-rotate	1701 (551)	7.065 (40)	< .001	1.10 [ 0.79, 1.56]
Monocolor	90	Reformatted	1562 (439)	4.925 (40)	< .001	0.77 [ 0.45, 1.18]
Monocolor	180	Reformatted	1607 (499)	5.403 (40)	< .001	0.84 [ 0.55, 1.24]
Monocolor	270	Reformatted	1648 (466)	6.915 (40)	< .001	1.08 [ 0.82, 1.45]

Alpha-level Bonferroni-corrected to .00416

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