Tool development Pre-test

A thorough literature review can help avoid the redundancy of developing another scale to assess an already well measured construct. 

• True

• False

Construct validity is the clear specification of the boundaries of the domain of the construct to be assessed.

• True

• False

Psychometric property testing refers to the validity and reliability of the measurement tool. Before being able to state that a questionnaire has excellent psychometric properties, meaning a scale is both reliable and valid, it must be evaluated extensively

• True

• False

In article 1, the researchers test Know-group validity by comparison between HbA1C of Type1 DM and Type2 DM patients.

• True

• False

In the instrument translation process, the researchers should always test the validity and reliability of tools.

• True

• False

The researcher can test the equivalence of the translations by conducting a pilot study in the sample of 30 cases.

• True

• False