Social Studies, 26.07.2019 08:00 Chartwig4576
Pete pepsi wanted to see whether caffeine intake increased a subject's arousal state. he randomly assigned 100 high school seniors to either an experimental or control group. the experimental group drank a high caffeine soda, while control group drank a caffeine-free soda. he then measured and compared arousal states for both groups. no pre-test was used. what type of experimental design did pete use?
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Social Studies, 22.06.2019 07:30
To take a standard test such as the psat or plan students must have an
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Social Studies, 22.06.2019 08:00
The term "jim crow" is used to describe which of these? a) bans on hunting b) segregation of the races c) preventing women from voting d) creating more public schools
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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 17:20
In a small, closed economy, national income (gdp) is $350 million for the current year. individuals have spent $100 million on the consumption of goods and services. they have paid a total of $60 million in taxes and the government has spent $75 million on goods and services this year. use this information and the national income identity to answer the questions. how much does the economy spend on investment?
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Pete pepsi wanted to see whether caffeine intake increased a subject's arousal state. he randomly as...
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