for 109

1. WHAT SIGNIFICANT
INFORMATION IS OMITTED?

2. • The job of this ad is to persuade you to buy
it product.
• What catches your eye?Weigh loss system?
• Sprinkle. Eat. Lose.?

3. BEFORE WE AGREE, WE NEED TO FALL
BACK ON THE SKILLS WE LEARNED
THUS FAR.

4. CAN WE IDENTIFY ALL THAT WE
HAVE LEARNED?

5. WE NEED TO ASK . ..WHAT SIGNIFICANT
INFORMATION IS OMITTED

6. A FEW
REMINDERS. . .
• Remember that almost any
information has a purpose.
• Someone or something wants
you to accept a claim
• Sometime information can
affect whether you should be
influenced by a speaker’s or
writer’s arguments.
This Photo by Unknown Author is licensed under CC BY-SA

7. DEFINITION OF
SIGNIFICANT
OMITTED
INFORMATION
Significant omitted
information- is
information that shapes
the reasoning.
This Photo by Unknown Author is licensed under CC BY

8. THE BENEFITS OF DETECTING
OMITTED INFORMATION
• You can make a stronger informed decision
• You can see the flaws in the product or the
opinion being held.
This Photo by Unknown Author is licensed under CC BY-NC

9. THE ARE REASONS FOR INCOMPLETE REASONING
• Time and space imposes limitations on arguments
• Arguments must be given quickly due to limited attention spans
• The arguers will always have incomplete knowledge
• Arguments often attempt to deceive
• The arguer often will have different values, beliefs, & attitudes
This Photo by Unknown Author is licensed under CC BY-SA

10. CLUES FOR FINDING COMMON KINDS OF SIGNIFICANT
INFORMATION
• Missing definitions
• Missing perspectives
• Origins of facts
• Procedures used for gathering facts
• Missing or incomplete figures, graphs, tables, or data
This Photo by Unknown Author is licensed under CC BY

12. TRY THE PRACTICE PASSAGES 1 & 2