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Lab 1 · Section 6 of 6

Write a cautious final explanation

Final thinking task and peer check

First · connect to the lecture

The lecture's claim ladder becomes a written answer: report the comparison, explain its limits and identify a useful next check.

Week 1: framing, claims, evidence and reproducibility

Your task

Write 120–160 words, complete the peer check and restart/run all before saving.

Evidence to include

Use your challenge table, identify the row unit and explain what evidence would be needed for a teaching-effect claim.

Notebook questions and code

Read here; run in your downloaded notebook. Start with its setup cells and run in order. Use your own ID and outputs where requested.

Download Lab 1 notebook

Final thinking task

A manager says: “The programme with the highest pass rate is better, so we should copy its teaching everywhere.”

Write 120-160 words. Use your challenge table, but answer carefully:

  • What does the table show?
  • What does one row represent?
  • What important information is missing?
  • Why does a difference not prove that teaching caused it?
  • What would you check next?

Write here.

Peer check and submission

Ask a nearby student:

  1. What does one row in joined represent?
  2. What is the denominator of pass_rate_by_mode?
  3. What claim is too strong for this data?
  • Reviewer initials: replace
  • One improvement I made: replace

Before submitting: Runtime -> Restart session and run all. All outputs must remain visible.

Criterion Weight
Rows, tables, and merge explanation 35%
Completed code and reproducible notebook 25%
Correct denominator and summary explanation 20%
Final cautious reasoning task 15%
Peer check and complete submission 5%

Saved only in this browser. This note doesn’t fill in the downloaded notebook; “reviewed” is a personal checklist, not a grade.

aNet.ai · Data Science Fundamentals · Weeks 1–5 · practice material, not an official examProgress saved in this browser