Language teaching · Language testing · Verifiable professional development

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CQ-ASVLT · Specialist Certificate

Applied Statistics and Validation for Language Tests

Develop practical statistical literacy for evaluating item performance, score precision, comparability, validity and fairness without treating metrics as isolated proof.

40 learning hoursTutor-led online blendLanguage assessment
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01

Entry profile

Test developers, assessment managers and researchers who need to interpret and communicate operational test data.

02

Learning outcomes

  • Summarise score distributions and diagnose data-quality issues.
  • Interpret item difficulty, discrimination and distractor performance.
  • Estimate and explain reliability, measurement error and decision consistency.
  • Build a proportionate validation and monitoring plan.

03

Programme structure

Module hours include tutor-led input, guided study, applied work and the related assessment activity.

  1. 01Measurement Data and Descriptive Statistics6h
  2. 02Classical Item Analysis8h
  3. 03Reliability and Measurement Error8h
  4. 04Validity, Comparability and Fairness8h
  5. 05Operational Monitoring and Reporting10h

04

Learning model and workload

Online technical workshops with guided datasets, spreadsheet-based analysis and interpretation clinics.

12hTutor-led sessions
14hGuided independent study
10hApplied professional work
4hSummative assessment

05

Assessment and award

Analysis of an operational dataset and a concise validation report explaining findings, limitations, risks and recommended action.

A successful outcome receives a final credential and a unique public verification code. A grade appears where one is issued, while public display of holder data follows the applicable consent settings. The online record is the authoritative evidence of current status.