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Author Question: The _______________ variables are all variables other than the treatments that potentially affect ... (Read 140 times)

newyorker26

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on: Jun 29, 2018
The _______________ variables are all variables other than the treatments that potentially affect the response of the test units to treatments.
 a. dependent c. independent
  b. extraneous d. control

Question 2

The standardized value of Z is computed by the formula: Z = (X - )/.
 
 Indicate whether the statement is true or false


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yeungji

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

B
Extraneous variables can distort the dependent variable measures in such a way as to weaken or entirely invalidate a researcher's ability to make causal inferences.

Answer to Question 2

T


newyorker26

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Reply 2 on: Jun 29, 2018
Gracias!

kusterl

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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