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Table 3 Factor loadings and eigenvalue for various principal component analyses of statements

From: Analysis of the use of social media in Higher Education Institutions (HEIs) using the Technology Acceptance Model

Statements

Factor 1

Factor 2

Perceived usefulness

Eigenvalue: 1.47

Variance explained (cumulative %): 49%

Eigenvalue: 0.95

Variance explained (cumulative %): 81%

Using the site improves my ability to express myself.

0.64

-

Using the site makes me more productive.

0.68

-

Overall, the site is not very useful to me.a

-

0.92

Perceived ease of use

Eigenvalue: 1.72

Variance explained (cumulative %): 57%

 

Using the site is unclear and not understandable.a

0.57

-

I had a hard time learning how to use the site.a

0.61

-

Overall, the site is easy to use.

0.55

-

Subjective norm

Eigenvalue: 1.76

Variance explained (cumulative %): 59%

 

My teachers think I should use the site.

0.58

-

My classmates, whose opinions I value, recommend the site.

0.57

-

Other people I look up to expect me to use the site.

0.58

-

Perceived playfulness

Eigenvalue: 1.56

Variance explained (cumulative %): 52%

Eigenvalue: 0.83

Variance explained (cumulative %): 80%

Using the site makes me happy.

-

0.83

Using the site is not a good way to spend my leisure time.a

0.61

-

Using the site does not stimulate my interests.a

0.62

-

Intention to use

Eigenvalue: 1.97

Variance explained (cumulative %): 66%

 

I intend to begin or continue using the site.

0.58

-

I will recommend the use of this site to others.

0.58

-

I intend to use the site in the future.

0.57

-

  1. aStatement inversely recoded for PCA