Spiekermann, Sarah: Online Information Search with Electronic Agents: Drivers, Impediments, and Privacy Issues

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Appendix D. D1 to D7 - MAJOR SPSS OUTPUT FILES

D.1 Table D1: Demographics of Participants (referred to in section 3.2.)

a)

b)


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c)

d)


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D.2 Table D2: Correlations between Risk & Satisfaction with Agent Luci (referred to in section 4.5.)

Bivariate correlation between risk perceived before shopping (RIRSK_EMP) and satisfaction with the agent Luci in general (SA=F1A) as well as satisfaction with the agent‘s recommendation quality (SR=F2)


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D.3 Table D3: Satisfaction with Agent Luci and Impact on Search (referred to in section 5.1.1.)

a) Accuracy of agent Luci‘s recommendations was measured on a 5-point scale (1 = not at all accurate; 2 = not really accurate; 3= accurate; 4 = quite accurate; 5 = very accurate)

b) Distinction of two agent perception groups (group 1 = participants satisfied with Luci‘s recommendations; group2 = participants not fond of Luci‘s recommendations)


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c) Test of Impact that Perception of Agent has on Number of Page Requests


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D.4 Table D4: Time cost and Impact on Search (referred to in section 5.1.1.)

a) Time cost was measured on a 9-point scale asking participants whether they would have rather done something else instead of shopping in our experimental store (1 = yes, for sure; 9 = not at all)


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b) Test of Impact that Perceived Time Cost had on Number of Page Requests

c) Test of Impact that Perceived Time Cost had on Time spent in the Store


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D.5 Table D5: Satisfaction with Agent Luci in the 2 Store Versions (referred to in section 5.1.2.)


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D.6 Table D6: Perceived Legitimacy and Importance of Agent Questions in the 2 Store Versions (referred to in section 5.1.2.)

a) Mann-Whitney-U Test on perceived legitimacy of agent questions

b) T-Test on perceived importance of agent questions


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D.7 Table D7: Correlations between Purchase Risk and Uncertainty attached to Jackets and Cameras (referred to in section 5.2.)

Risk has been measured as OPR, reported in section 4.3.1.2.. Uncertainty (Q1, Q2) has been measured as can be seen from table 6 in section 5.2.


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