Faulty Reasoning

Strong support gives enough evidence to support the claim?

• False
• True

What is an overgeneralization?

• general statement that writer applies to all related things
•  making an inference that is not supported by data
• basing conclusions on opinion rather than information

Tags

CCSS.RI.6.8

CCSS.RL.8.1

CCSS.RI.8.8

CCSS.RI.8.1

CCSS.RL.4.5

What is an illogical conclusion?

•  drawing a conclusion based on too little data
•  making an inference that is not supported by data
• basing conclusions on opinion rather than information

What is a personal bias?

•  drawing a conclusion based on too little data
•  making an inference that is not supported by data
• basing conclusions on opinion rather than information

Faulty reasoning is...

•  drawing a conclusion based on too little data
•   a reasonable conclusion is based on data or evidence
• basing conclusions on opinion rather than information

Tags

CCSS.RI.8.1

CCSS.RI.7.8

CCSS.RI.8.8

CCSS.RI.6.1

CCSS.RI.6.8

 “American Beauty rosebushes cannot survive long harsh winters, because in my garden two American Beauty rose bushes died over a long harsh winter.”  Is an example...

• illogical conclusion
• overgeneralization
• personal bias

Tags

CCSS.RL.6.1

CCSS.RI.4.8

CCSS.RI.6.1

CCSS.RI.8.1

CCSS.RI.8.8

“Breaking mirrors causes bad luck.” Is an example...

• illogical conclusion
• overgeneralization
• personal bias

“The candidate is so stupid that he didn’t know the capital of China.”  Is an example...

• illogical conclusion
• overgeneralization
• personal bias

"You walk through a heavily overgrown field on your way to a wooded area. The weeds and grasses are about a foot high. The next day you develop an itchy skin rash on your face. You conclude that the rash developed because you cut through the heavily overgrown area. You will not go into the woods again."  
Is an example...

• illogical conclusion
• overgeneralization
• personal bias

"An experiment is conducted to determine what physical properties identify a metal. One part of the experiment tested the melting point of a substance. An iron nail, a copper penny, and a piece of lead pipe were heated in an oven at 250°C. None of the metals showed any change. The conclusion, based on the experimental data, is that all metals have a melting point above 250°C . "
Is an example...

• illogical conclusion
• overgeneralization
• personal bias