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Author Question: The best way to protect the validity of an experiment is through the use of _____. a. nominal ... (Read 27 times)

maychende

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on: Jun 19, 2018
The best way to protect the validity of an experiment is through the use of _____.
 
  a. nominal scaling of variables c. random assignment
  b. random sampling d. representative sampling

Question 2

In the equation Y = bX + a, b is a(n) _________.
 
  a. independent variable
  b. dependent variable
  c. constant
  d. coefficient
  e. constant and coefficient


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nixon_s

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

C
Internal validity is maximized via random assignment of participants to treatment conditions. A random sample is not essential to experiments.

Answer to Question 2

E


maychende

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Reply #2 on: Jun 19, 2018
Thank you!


nixon_s

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Reply #3 on: Jun 19, 2018
Happy to help


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