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A drug company wanted to test a new indigestion medication. The ...

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A drug company wanted to test a new indigestion medication. The ...

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A drug company wanted to test a new indigestion medication. The researchers found 400 adults aged 25-35 and randomly assigned them to two groups. The first group received the new drug, while the second received a placebo. After one month of treatment, the percentage of each group whose indigestion symptoms decreased was recorded and compared. What type of experimental design is this?

▸ randomized block design

▸ single-blind design

▸ completely randomized design

▸ matched-pairs design

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Statistics: Informed Decisions Using Data

Edition: 5^th

Author: Sullivan

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