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Author Question: Which of the following is not a way to decrease error variance? a. hold all laboratory conditions ... (Read 91 times)

P68T

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Which of the following is not a way to decrease error variance?
 
  a. hold all laboratory conditions constant
  b. use a homogeneous sample
  c. use reliable measures
   d. use a double-blind procedure e. automate the experiment

Question 2

Why must error variance be minimized in an experiment?
 
  a. it leads to confounding
   b. it obscures the effects of the independent variable
  c. it leads to differential attrition
  d. it increases experimenter expectancy effects
  e. all of the above



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aburgess

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Answer to Question 1

D

Answer to Question 2

B




P68T

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Reply 2 on: Jul 13, 2018
Wow, this really help


nathang24

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Reply 3 on: Yesterday
Excellent

 

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