Social Studies, 06.10.2019 06:30 23ricorvan
Aresearcher wanted to test the effect of caffeine on sleep. fifty students volunteered to participate in the study and signed up for one of two nights. thirty-three students participated on tuesday night. they each were given two cups of regular coffee to drink one hour before going to sleep. seventeen students participated on wednesday night. they each were given two cups of decaffeinated coffee to drink one hour before going to sleep. each student was monitored with an eeg (a test that looks at brain function) to record exactly when they fell asleep. students in the caffeine group took significantly longer to fall asleep. the researcher concluded that caffeine interferes with the ability to fall asleep. in the experiment, the control group is/are the
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Social Studies, 22.06.2019 09:10
Which statement best completes the diagram of the ways the different branches of government can limit each other's powers?
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Social Studies, 22.06.2019 13:30
4) what articles do you think a soldier would have in his “old kit bag”?
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What’s the reason for not digging up aztec ruins in modern mexico city
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Social Studies, 22.06.2019 14:30
1. what was the premise behind the recording industry association of america’s lawsuit against napster? 2. based on your knowledge of how napster worked, if you downloaded a copy of a song from a friend’s hard drive using napster, would you be infringing on the musician’s or record company’s copyright? 3. describe the scope of the digital millennium copyright act and what or whom it protects. 4. what was the link between the digital millennium copyright act and the napster legal proceedings? 5. what are the legal implications of napster’s online music-sharing service?
Answers: 2
Aresearcher wanted to test the effect of caffeine on sleep. fifty students volunteered to participat...
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