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Table 2 Summary of the Cronbach’s α reliability analyses for the overall shopper group

From: Examining customer intentions to purchase intelligent robotic products and services in Taiwan using the theory of planned behaviour

Variables and TPB Constructs

Number of Questions

Question Sources

Cronbach’s α

Ease of Usage (EU)

7

[83, 106,107,108,109,110]

0.851

Product Price (PP)

3

[111, 112]

0.777

Brand Perception (BP)

7

[113]

0.832

Attitudes (A)

5

[114]

0.828

Subjective Norms (SN)

4

[115, 116]

0.824

Perceived Behaviour Control (PBC)

5

[117]

0.798

Purchase Intentions (PI)

4

[118, 119]

0.775

  1. The Cronbach’s α values for the online shopper group are by definition included in the overall shopper group. source: Tai [11]
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BMC Psychology

ISSN: 2050-7283

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