EDCO 735 Statistics Week 1 Questions with correct answers
Which of the following provides the strongest support for a causal inference? - Correct Answer-experimental designs The level of measurement has an absolute zero as a meaningful value is: - Correct Answer-ratio In simple random sampling, population members: - Correct Answer-have an equal chance of being selected What is biased sample? - Correct Answer-a sample that is systematically different from the population An accidental or convenience sample is: - Correct Answer-made of participants who are ready available A sample that where everyone in the population has an equal chance of being selected for a study is called: - Correct Answer-random A claim of causality: - Correct Answer-is strengthened when results are replicated across multiple studies. The degree to which a study's results can be replicated in real world settings is: - Correct Answer-external validity The degree to which a study supports a causal relationship is: - Correct Answer-internal validity
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