Operation Span (OSPAN) Test Report

Participant: example

Test Date: Sat Feb 7 11:21:06 2026

Summary

Span Score: 7

Math Accuracy: 100% (25/25)

Test Duration: 148.5 seconds

Performance by Set Size

Set SizeCorrectTotalAccuracy
311100%
411100%
511100%
611100%
711100%

Scoring Method

The span score is calculated using the proportional scoring method:

• Baseline score: 2 (assumes perfect recall for all lengths below minimum set size)

• Add the proportion correct at each set size (e.g., 2/3 correct adds 0.67)

• Maximum possible score: 7 (perfect recall at all set sizes)

Data Files

The following data files were generated for this session:

Generated by PEBL Operation Span Task v2.4