Need help on last 5 questions! will give a medal

Question #1: A confectionery company that uses only natural flavoring is approached by a company that produces artificial flavors. The artificial flavor producer presents a study that shows 99% of people cannot tell the difference between artificial flavors and natural flavors. What is the problem with this study?

Question

Need help on last 5 questions! will give a medal

Question #1: A confectionery company that uses only natural flavoring is approached by a company that produces artificial flavors. The artificial flavor producer presents a study that shows 99% of people cannot tell the difference between artificial flavors and natural flavors. What is the problem with this study?

anonymous · Answer

self interest
	voluntary response
	missing data
	correlation and causality

anonymous · Answer

@One098

anonymous · Answer

I think it's A.

one098 · Answer

I think that's correct because if, for example, what company 1 says to company 2 is benificial for company 1, then its definitely self interest.

anonymous · Answer

Thank you , can you help me with the last 4? :)