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Author Question: In experimental terms, what does it mean to say that there is a change in the cause? It means that ... (Read 21 times)

KWilfred

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on: Jun 19, 2018
In experimental terms, what does it mean to say that there is a change in the cause? It means that
 
  a. the independent variable is manipulated
  b. independent variable is measured
  c. the dependent variable is manipulated
  d. the dependent variable is controlled

Question 2

The principle of concomitant variation states that _____.
 
  a. When there is a change made in the cause, there should be no resulting change in the effect.
  b. Where there is the cause, there must be the effect.
  c. Where there is the effect, there need not necessarily be the cause.
  d. When there is a change made in the cause, there should also be a resulting change in the effect.


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Jordin Calloway

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

A
Manipulating the independent variable requires that the levels of the variable change.

Answer to Question 2

D
This is the definition of the principle of concomitant variation.


KWilfred

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Reply 2 on: Jun 19, 2018
:D TYSM

ghepp

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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