Untitled Document

Conclusion Statement	Valid	Not Valid
Plants grow the best with Fertilizer A.	Incorrect. This is not a valid conclusion. How do you measure best?	Correct! This is not a valid conclusion. How do you measure best?
Plants to which Fertilizer A was applied grew taller than plants to which Fertilizer B was applied.	Correct! This would be a valid conclusion. It states the plants were measured and taller is not an opinion.	Incorrect. This is a valid conclusion.
Prettier fish are seen in salt water aquariums.	Incorrect. This is not a valid conclusion. How do you measure pretty? Pretty is an opinion.	Correct! This is not a valid conclusion. How do you measure pretty? Pretty is an opinion.
Duracell^TM batteries are better than Energizer^TM batteries.	Incorrect. This is not a valid conclusion. How do you measure better? Better is an opinion.	Correct! This is not a valid conclusion. How do you measure better? Better is an opinion.