4 Persuasive Design for Improving Battery Swap Service Systems …
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4.5.1 Design Strategies Recommended
Table 4.1 shows the recommended design strategies with the rankings based on
persuasion scores. Figure 4.2 contains an error bar chart of the results of the first
ten design strategies. The ‘color association’ strategy that uses different colors to
show the availability of batteries in the charging stations has the highest persuasion
score. The users can know not only the number of fully charged batteries but also the
Table 4.1 Persuasion effect
of 18 design strategies
Strategy
Average
Stand dev
Rank
Color
6.02
0.96
1
Threat
5.82
1.02
2
Diversified functions
5.77
1.07
3
Reminder
5.77
1.22
4
Tunnel
5.73
1.08
5
Simulation
5.72
1.09
6
Discount
5.65
1.15
7
Data visual
5.62
1.05
8
Self-monitor
5.53
1.09
9
Personalize
5.48
1.18
10
Authority
5.21
1.20
11
Media richness
5.16
1.28
12
Reward
5.12
1.37
13
Cooperation
4.63
1.56
14
Praise
4.46
1.55
15
Virtual object
4.36
1.49
16
Social comparison
4.28
1.50
17
Liking
4.08
1.49
18
Fig. 4.2 Average and standard deviation of persuasion effect of the first ten strategies