Homework Answers
In an experimental study, the researcher has control over the variable to study it's effect, which means he can manipulate the treatments to study their effects, whereas, in case of observational studies, the researcher has no control over the variables or the treatments and studies them merely by observation.
Here, since the subjects are asked to fill a survey form to study their diet plan, the researcher has no control the diet a subject is following.
Thus, this description corresponds to observational study.
Option B
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can you please solve those quations fast! please! thank you
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tiONS and bata Researchers are studying the relationship between honesty, age, and self-control conducted an experiment on 160 ages of 5 and 15. The researchers asked each child to toss a fair...
tiONS and bata Researchers are studying the relationship between honesty, age, and self-control conducted an experiment on 160 ages of 5 and 15. The researchers asked each child to toss a fair coin in private and to record the outcome (heads or tails) on a paper sheet, and said they would only reward children who report heads. Half the students were explicitly told not to cheat and the others were not given any explicit instruction s. Differences were observed in...
just need help with problem E. I cannot figure it out Lock, Statistics: Unlocking the Power...
just need help with problem E. I cannot figure it
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1.4.8 Question Help * Determine whether the description below corresponds to an observational study or an experiment. In a survey sponsored by a company, 11,365 people were asked what contributes most to their sadness, and 84% of the respondents said that it was ter partner s the study described above an observational study or an experiment? e
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tiONS and bata Researchers are studying the relationship between honesty, age, and self-control conducted an experiment on 160 ages of 5 and 15. The researchers asked each child to toss a fair coin in private and to record the outcome (heads or tails) on a paper sheet, and said they would only reward children who report heads. Half the students were explicitly told not to cheat and the others were not given any explicit instruction s. Differences were observed in...
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