Mathematics, 28.08.2021 19:00 allykram7
A study took a group of adults and randomly divided them into two groups. One group was told to drink tea every night for a week, while the other group was told not to drink tea that week. Researchers then compared when each group fell asleep. Does this describe an observational research study or an experimental research study?
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Mathematics, 21.06.2019 19:30
I'm confused on this could anyone me and show me what i need to do to solve it.
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A study took a group of adults and randomly divided them into two groups. One group was told to drin...
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