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Table 2 Easier and harder items for Danish students

From: DIF as a pedagogical tool: analysis of item characteristics in ICILS to understand what students are struggling with

Easier Harder
Aspect 1.1: Knowing about and understanding computer use
Navigate to a URL given as plain text (− 0.23)
Open a file of a specified file type (− 0.36)
Save a presentation with a new file name (− 0.23)
Switch applications to an internet browser from the taskbar (− 0.47)
Aspect 2.1: Transforming information
Excludes irrelevant information in a poster (− 0.32)
Use software to crop an image (− 0.43)
Adapt information for an audience (− 0.54)
Convert a description of directions into a visual route on a map (− 0.22)
Aspect 2.4: Using information securely and safely
Identify that an email does not originate from the purported sender (− 0.42)
Aspect 1.1: Knowing about and understanding computer use
Open a link in a new browser tab (0.35)
Aspect 1.2: Accessing and evaluating information
Select relevant images in a presentation (0.26)
Presents accurate information (0.51)
Aspect 1.3: Managing information
Use a flowchart template to design the navigational flow of a website (0.26)
Aspect 2.1: Transforming information
Create a balanced layout of a webpage page (0.22)
Aspect 2.2: Creating information
Layout images in a presentation (0.23)
Create a balanced layout of text and images for an information sheet (0.3)
Aspect 2.4: Using information securely and safely
Identify information that is risky to include on a public profile (0.63)
Identify that a link’s URL does not match the URL displayed in the link text. (0.22)
  1. Numbers in parenthesis are the DIF values