On one ranch the farmer decided not to randomize the order of treatments and instead chose which cows received each treatment A

Question

On one ranch the farmer decided not to randomize the order of treatments and instead chose which cows received each treatment A researcher reminds the farmer that randomization helps minimize the influence of confounding variables in an experiment Which of the following could be a confounding variable in this setting Explain to the farmer how the cofounding variable could create a false perception of a relationship between markings and predator attacks if treatments are not randomized Gender of each Cow Age of each Cow Explain your thinking Size of the Number of Cows on the Farm

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