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Table 11 Validation of the 32 indicators (n = 95)

From: Behavioral intentions of technology teachers to implement an engineering-focused curriculum

Variable/indicators

Cronbach’s α

Cronbach’s α if indicator deleted

PEU

0.893(5)a

0.902(4)b

PEU1

 

0.902c

PEU2

 

0.878

PEU3

 

0.850

PEU4

 

0.851

PEU5

 

0.865

PU

0.890(4)a

0.923(3)b

PU1

 

0.833

PU2

 

0.812

PU3

 

0.831

PU4

 

0.923c

BF

0.827(3)a

0.841(2)b

BF1

 

0.739

BF2

 

0.689

BF3

 

0.841c

SN

0.895(4)a

–

SN1

 

0.877

SN2

 

0.835

SN3

 

0.880

SN4

 

0.867

PBC

0.920(6)a

0.924(5)b

PBC1

 

0.901

PBC2

 

0.899

PBC3

 

0.924c

PBC4

 

0.901

PBC5

 

0.901

PBC6

 

0.907

BI

0.938(5)a

0.956(4)b

BI1

 

0.956c

BI2

 

0.912

BI3

 

0.906

BI4

 

0.909

BI5

 

0.929

SRB

0.909(5)a

0.962(4)b

SRB1

 

0.962c

SRB2

 

0.863

SRB3

 

0.870

SRB4

 

0.858

SRB5

 

0.877

  1. The numbers in parentheses show the number of indicators for each variable
  2. aThe value shows the initial reliability for each variable
  3. bThe value shows the reliability of the variable after item deletion
  4. cThe indicators were deleted for better reliability