RESEARCH STUDY 2.2
Charlotte is studying subliminal messages and weight loss. She is curious whether people who hear in the music on their iPods subliminal messages that encourage weight loss ("don't eat that food," "you want to be thin") lose more weight than people who do not have subliminal messages in their music. She studies 40 people and finds the following results:

-Refer to Research Study 2.2 above to answer the following question.
Although Charlotte is concerned with exposure to subliminal messages,she collects data from people not exposed to subliminal messages.What is this group called? Why must this group be included in her study?

Question

RESEARCH STUDY 2.2
Charlotte is studying subliminal messages and weight loss. She is curious whether people who hear in the music on their iPods subliminal messages that encourage weight loss ("don't eat that food," "you want to be thin") lose more weight than people who do not have subliminal messages in their music. She studies 40 people and finds the following results:
 
-Refer to Research Study 2.2 above to answer the following question.
Although Charlotte is concerned with exposure to subliminal messages,she collects data from people not exposed to subliminal messages.What is this group called? Why must this group be included in her study?

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The Answer of RESEARCH STUDY 2.2
Charlotte is studying subliminal messages and weight loss. She is curious whether people who hear in the music on their iPods subliminal messages that encourage weight loss ("don't eat that food," "you want to be thin") lose more weight than people who do not have subliminal messages in their music. She studies 40 people and finds the following results:
 
-Refer to Research Study 2.2 above to answer the following question.
Although Charlotte is concerned with exposure to subliminal messages,she collects data from people not exposed to subliminal messages.What is this group called? Why must this group be included in her study?

RESEARCH STUDY 2.2 Charlotte Is Studying Subliminal Messages and Weight Loss. She Is