Watch the explanation. Practice the skill.
Verification, sources, and calibrated confidence
Check important statements against the source.
Captions appear here during playback.
Verification, sources, and calibrated confidence
Check important statements against the source.
Video playback is unavailable. Read the descriptive transcript below, go directly to practice, or open the video file.
Source-based teaching example · Fictional data · Reviewed 2026-10-03. Microsoft Mark · locally synthesized. On a small screen, use fullscreen for diagram details or read the transcript.
Read the descriptive transcript
0:00 · What you will learn
Check important statements against the source.
What appears on screen
Check important statements against the source.
0:05 · The idea
A statement can sound right and still change what the source means. Check the wording, date and approval separately. A correct date does not make the rest of a sentence correct.
What appears on screen
A statement can sound right and still change what the source means. Check the wording, date and approval separately. A correct date does not make the rest of a sentence correct.
0:19 · One useful term
Claim. A statement that you can check against evidence.
What appears on screen
A statement that you can check against evidence.
0:26 · A worked example · 1
The source says teams may seek approval for a draft-only trial. Publication review is scheduled for 20 October. A draft changes this to “All teams must publish by 20 October.”
What appears on screen
The source says teams may seek approval for a draft-only trial. Publication review is scheduled for 20 October. A draft changes this to “All teams must publish by 20 October.”
0:41 · A worked example · 2
That changes both the rule and the date’s meaning.
What appears on screen
That changes both the rule and the date’s meaning.
0:47 · Your turn to think
Is a review date the same as a publication deadline? Pause and decide before continuing.
What appears on screen
Is a review date the same as a publication deadline? Pause the video if you need more time.
1:03 · Why this answer works
No. Keep the review date, but remove the invented deadline and requirement. The sources also do not show completed approval.
What appears on screen
No. Keep the review date, but remove the invented deadline and requirement. The sources also do not show completed approval.
1:15 · Check 1
Match each important claim to a source passage.
What appears on screen
Match each important claim to a source passage.
1:21 · Check 2
Keep permission different from obligation.
What appears on screen
Keep permission different from obligation.
1:26 · Check 3
Remove invented results and quotations.
What appears on screen
Remove invented results and quotations.
1:32 · Now try a different case
Open the lesson and try its different practice case. Use every check in the full task. Watching alone does not mark the lesson complete.
What appears on screen
Open the lesson Try the new case Check and revise The full task and its requirements are in the linked lesson.
Watching explains the example. Complete the lesson practice to check what you can do. Explore all visual lessons →