Confidence Interval Concept Assignments Get Homework Help

A—-Find an example of a confidence interval in a medical journal. Summarize the article/study. Does the article/study include the sample size and the level of confidence used to create the confidence interval? Explain what the confidence interval means in context of the news article or scholarly source. How do you think the confidence interval that was presented in the study was calculated? Explain the mathematical concepts could you extract from this article/study. B—-Find a data set on the internet. Some suggested search terms: Free Data Sets, Medical Data Sets, Education Data Sets. Introduce your Data Set and Cite the Source. What trends do you notice in your data set? Based on the trends and the history of your data set, make a claim. What kind of test (left, right, two tailed) would you have to complete? Explain the steps needed to complete the Hypothesis Test. What is needed? C—-Use the internet to find a data set of ordered pairs. Key terms to search: Free Public Data Sets and Medical Data Sets. Create a Post: Introduce your Data Set and Cite the Source. Which would be the independent variable, and which would be the dependent variable? Without drawing a scatter plot, would you expect a positive, negative or no correlation? Explain. Would you categorize your data to have a strong or weak correlation? Why? What would the r2 value tell you about the data that you selected? What is the equation of the regression line? Use the regression line to make a prediction about the data you collected.

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