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MMLU / In one study on the effect that eating meat products has on weight level, an SRS…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

In one study on the effect that eating meat products has on weight level, an SRS of 500 subjects who admitted to eating meat at least once a day had their weights compared with those of an independent SRS of 500 people who claimed to be vegetarians. In a second study, an SRS of 500 subjects were served at least one meat meal per day for 6 months, while an independent SRS of 500 others were chosen to receive a strictly vegetarian diet for 6 months, with weights compared after 6 months.

choices

  1. The first study is a controlled experiment, while the second is an observational study.
  2. The first study is an observational study, while the second is a controlled experiment.
  3. Both studies are controlled experiments.
  4. Both studies are observational studies.

subject

high_school_statistics

Discussion

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Source and history

task_id
419d8004-d9a7-5c46-87fd-902d7420a5f3
task_key
all--test--419d8004-d9a7-5c46-87fd-902d7420a5f3
task_revision_id
1
config / split
all / test

Official source

initial import