PSY-304-1AO75 Elementary Statistics
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Why can you not be 100% sure that the difference between two groups is not due to chance? Can something be significant and not meaningful? Go to https://www.pewresearch.org/ Links to an external site. and search “statistically significant.” Find an article that uses the term and share how it is used in the article.
Discussion Question 2
What is an example research project in which a one-sample Z-test would be appropriate? Write out, in words, a research hypothesis for this example research project. Write the formula of the null hypothesis for the example. Write the formula of a directional or non-directional research hypothesis for the example research project.
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