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Author Question: Which of the following situations would have the most chance for lurking variables? Situation A: ... (Read 91 times)

audragclark

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on: Jul 24, 2018
Which of the following situations would have the most chance for lurking variables?
  Situation A: In order to test the effects of sugar intake on childrens sleep patterns, ten children are examined for a week without any sugar intake before bed. One week later, the same ten are examined after eating sugary snacks before bed.
   
  Situation B: In order to test the effects of sugar intake on childrens sleep patterns, 20 children are randomly assigned to a control and experimental group. Each group of ten is then examined for sleep patterns.
  1.Situation A
  2.Situation B

Question 2

Which is not an example of a probability sample?
  1.cluster sample
  2.proportional random sample
  3.stratified random sample
  4.judgment sample


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voltaire123

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Reply #1 on: Jul 24, 2018
Answer to Question 1

2

Answer to Question 2

4


audragclark

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Reply #2 on: Jul 24, 2018
TY


voltaire123

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Reply #3 on: Jul 24, 2018
You're welcome


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