Statistical verification of item functioning involved flagging for possible removal, alteration, or customization, and identifying items that had a preponderance of responses grouped in the upper or lower response categories, that were highly correlated with each other, or that had a majority of "N/A" responses.
Table 2 Data entry zone: description and part of the usability verification items Description of the data entry zone Usability verification items This zone is responsible for providing the user with a form to input data in order to execute certain operations.
Before analysis, quality was tested by verification of random samples, the items were checked for plausibility, and missing data analysis was performed.
Subsequently, in order, the total correlation of the items obtained, verification of Cronbach's alpha, and an exploratory factor analysis were performedf.
Variables related to borrowers contain their demographic characteristics, including age, gender, education level, and marital status, and verification items, including verification of identity card, education certificate, phone number, and image.
Table 2 shows part of the verification items for the Data Entry Web page zone.
Then, the tool shows the first mockup to be evaluated, and next to it, the Web pages zones and the usability verification items of the Web DUE technique.
In this sense, we present: the identifier of the defect (e.g. "Verification item 1"), the verification item description of the IMID and the type of identified defect.
Verification of unidimensionality was undertaken by creating two subsets of items representing the items with the most positive and most negative residuals according to a Principal Component Analysis.
A correspondence audit is conducted via mail of items on a tax return that require additional verification, such as home interest deductions and charitable contributions.
