Sunday, May 18, 2025

Module 4: CO-PO Mapping, PO Attainment, and Assessment Design

Here's the detailed content for Module 4 of the Outcome-Based Education (OBE) training series:

"CO-PO Mapping, PO Attainment, and Assessment Design" – a crucial module that links course outcomes to program outcomes and enables continuous quality improvement.


🎓


🎯 Session Objectives

By the end of this module, participants will be able to:

  • Understand the process of CO-PO and CO-PSO mapping.

  • Map Course Outcomes (COs) to relevant Program Outcomes (POs).

  • Design appropriate assessment methods to evaluate COs.

  • Compute and analyze CO and PO attainment levels.

  • Apply direct and indirect assessment methods for quality assurance.


🕘 Duration

2 Hours (Including hands-on exercises and sample calculations)


📚 Content Outline


1. Introduction to CO-PO Mapping

🔹 Why Map COs to POs?

  • Ensures curriculum alignment with program goals.

  • Helps in tracking outcome achievement.

  • Required for NBA accreditation and Continuous Quality Improvement (CQI).

🔹 Concept:

  • Each Course Outcome (CO) must contribute to one or more Program Outcomes (POs) and Program Specific Outcomes (PSOs).

  • The strength of the contribution is denoted using a mapping scale.


2. CO-PO Mapping Matrix

🔹 3-Point Mapping Scale (NBA Recommended)

Mapping Level Description
3 Strong contribution
2 Moderate contribution
1 Slight contribution
No correlation

✅ Use judgment based on course content, CO definition, and PO scope.

🔹 Sample CO-PO Mapping Matrix

CO / PO PO1 PO2 PO3 PO4 PO5
CO1 3
CO2 2 3
CO3 2 1

✅ A course need not map to all 12 POs. Focus on relevant, measurable alignment.


3. CO Attainment Calculation

🔹 Direct Assessment

  • Based on student performance in internal assessments (IA), assignments, quizzes, end exams, etc.

Steps:
  1. Set target levels (e.g., 60% of students scoring ≥ 60%).

  2. Collect assessment scores mapped to COs.

  3. Calculate CO attainment using pre-defined formulae.

🔹 Sample Formula (Direct CO Attainment):

Attainment Level =

  • Level 3: ≥ target met by ≥70% of students

  • Level 2: ≥ target met by 60–69% of students

  • Level 1: ≥ target met by 50–59% of students

  • Level 0: < 50% students meet the target


🔹 Indirect Assessment

  • Feedback from students (course exit surveys), alumni, employer surveys.

Sample Method:
  • Survey results rated on a Likert scale (1–5)

  • Average converted to attainment level


🔹 CO Attainment Table (Sample)

CO Target (%) % Achieved Attainment Level
CO1 60 78 3
CO2 60 65 2
CO3 60 52 1

4. PO Attainment Calculation

🔹 PO Attainment = Contribution from All COs of All Courses

  • Aggregated from CO-PO matrix and CO attainment scores

  • Weighted based on course level (Core, Elective, Lab)

Formula:

PO Attainment = Σ (CO Attainment × CO-PO Mapping Value × Weightage)

🔹 Example:

Let’s say PO2 is mapped by CO1 (Level 3, Attainment 2) and CO3 (Level 2, Attainment 1):

PO2 Attainment = (2×3 + 1×2) / (3 + 2) = (6 + 2)/5 = 1.6


5. Assessment Design Aligned to COs

🔹 Principles of CO-based Assessment

  • Each question/item must map to one or more COs.

  • Bloom’s level of the question should match CO’s cognitive level.

🔹 Types of Assessment Tools

Type Examples Suitable for CO Levels
Formative Class tests, quizzes, MCQs CO1–CO3
Summative Mid-term, end-term exams CO2–CO5
Practical Labs, case studies, mini-projects CO3–CO6
Project-based Major projects, internships CO4–CO6
Oral/Presentation Viva voce, seminars CO3–CO6

6. Continuous Quality Improvement (CQI)

🔹 What to Do with CO/PO Data?

  • Identify gaps in learning

  • Plan remedial actions (extra sessions, tutorial hours)

  • Revise COs or assessments in the next cycle

  • Document CQI as part of NBA SAR and NAAC Criteria 2


🧩 Interactive Activities

🟢 Activity 1: CO-PO Mapping

  • Provide a sample course with 4 COs.

  • Participants fill CO-PO matrix and justify their mapping choices.


🔵 Activity 2: CO Attainment Calculation

  • Distribute mock assessment scores.

  • Participants calculate CO attainment using direct method.


🟡 Activity 3: Assessment Blueprinting

  • Design a question paper for a sample course.

  • Map each question to COs and Bloom’s levels.


📝 Summary Points

  • CO-PO mapping ensures that teaching leads to program outcomes.

  • CO and PO attainment must be measured and documented regularly.

  • Use both direct (assessment-based) and indirect (survey-based) methods.

  • Assessment tools must be mapped to COs and Bloom’s levels.

  • Attainment data should feed into continuous improvement and curriculum review.


📤 Trainer Materials

  • CO-PO Mapping templates (Excel)

  • CO attainment calculator (Excel formula-based)

  • Sample assessment blueprint (question-CO-Bloom’s mapping)

  • CO-PO-PEO alignment matrix

  • NBA SAR section samples


🧠 Post-Session Reflection Questions

  1. How confident are you in mapping your course COs to the POs now?

  2. What adjustments will you make in your next assessment to better align with COs?


Would you like me to now generate:

  • Excel templates for CO/PO attainment calculations

  • Assessment blueprint formats, or

  • PowerPoint presentation slides for delivery of this module?

Let me know how you'd like to proceed!

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