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Author Question: Covariates are categorical variables like a subject's gender or ethnicity. Indicate whether the ... (Read 25 times)

Deast7027

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on: Jun 29, 2018
Covariates are categorical variables like a subject's gender or ethnicity.
 
 Indicate whether the statement is true or false

Question 2

It is important to remember that a sample that is collected non-randomly will always have a bias.
 
 Indicate whether the statement is true or false


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kalskdjl1212

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Reply #1 on: Jun 29, 2018
Answer to Question 1

F
Categorical variables such as these are called blocking variables. Covariates are continuous variables.

Answer to Question 2

F
Non-random selection does not necessarily mean that the sample is biased.


Deast7027

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Reply #2 on: Jun 29, 2018
Thank you


kalskdjl1212

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Reply #3 on: Jun 29, 2018
No problemo


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