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Author Question: Explain why control of extraneous variables is a necessary component of an experiment. What will ... (Read 56 times)

mikaylakyoung

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on: Jun 19, 2018
Explain why control of extraneous variables is a necessary component of an experiment.
 
  What will be an ideal response?

Question 2

When you know that a measure is nominal, you know that the numerical values are simply placeholders for the text names.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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kaillie

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Reply #1 on: Jun 19, 2018
Answer to Question 1

In an experiment, control of extraneous variables is necessary to avoid the third-variable problem. Specifically, the experiment must rule out the possibility that any variable, other than the independent variable, is responsible for causing changes in the dependent variable.

Answer to Question 2

True


mikaylakyoung

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Reply 2 on: Jun 19, 2018
YES! Correct, THANKS for helping me on my review

bulacsom

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

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