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research_methods:evaluating_causal_claims [2017/12/19 15:01] (current)
m7661780 created
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 +===== Evaluating causal claims =====
 +{{topic>​external_invalidity internal_invalidity statistical_conclusion_validity reverse_causation group_threat selection time_threats maturation history attrition panel_mortality contamination +research_methods:​video}}
  
 +===== Assignments =====
 +
 +{{topic>​external_invalidity internal_invalidity statistical_conclusion_validity reverse_causation group_threat selection time_threats maturation history attrition panel_mortality contamination +research_methods:​assignment}}