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Author Question: A researcher wants to see if a protein-enriched diet will enhance the maze-running performance of ... (Read 53 times)

xclash

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Question 1

A researcher is studying two groups of children. One group includes children who are 10 years old and the other group includes children who are 5 years old. Which variable would be confounded with age in this study?

gender
height
aggression
income

Question 2

A researcher wants to see if a protein-enriched diet will enhance the maze-running performance of rats. One group of rats is fed the high-protein diet for the duration of the study; the other group continues to receive standard rat food. What types of groups are represented in this study?

The high-protein group is an experimental group; the standard food group is a control group.
Both groups are experimental groups.
Both groups are control groups.
The high-protein group is a control group; the standard food group is an experimental group.


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Marked as best answer by xclash on Oct 8, 2020

kxciann

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xclash

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Reply 2 on: Oct 8, 2020
:D TYSM


dawsa925

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Reply 3 on: Yesterday
Wow, this really help

 

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