Saudi Electronic University Mod 6 Multivariable Linear Regression Discussion

Module 06: Critical Thinking Assignment

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Critical Thinking Assignment (105 points)

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Using the Framingham Heart Study dataset

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provided, perform the ANOVA multivariable linear regression analysis using BMI as a continuous variable. Before conducting the analysis, be sure that all participants have complete data on all analysis variables.

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Describe how each characteristic is related to BMI. Are crude and multivariable effects similar? What might explain or account for any differences?

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H₀ The BMI is not related to the patient characteristics in the Framingham Heart Study. (Null Hypothesis)
H₁ The BMI is related to the patient characteristics in the Framingham Heart Study. (Alternative Hypothesis)

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Upload both Excel sheet into R Studio. (Refer to Chapters 7 & 12 in Introductory Statistics with R or pages 111–122 in EXCEL Statistics A Quick Guide). Exclude participants with missing data on analysis variables (age, sex, systolic blood pressure, total serum cholesterol, current smoker, and diabetes = cleaning the data). Conduct the simple linear regression (ANOVA) by using the Excel Regression tool in the Data Analysis Toolpak.

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Remember SEX is coded 1=male and 2=female.

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Present your findings in a Word document by copying and pasting the ANOVA table into the document. Your paper must be written with a title page, an introduction, a discussion where you interpret the meaning of the ANOVA test, and a conclusion should be included. Your submission should be 2–3 pages to discuss and display your findings.

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Provide support for your statements with in–text citations from a minimum of two scholarly, peer–reviewed articles. One of these sources may be from the class readings, textbook, or lectures, but the others must be external. The Saudi Digital Library is a good place to find these sources and should be your primary resource for conducting research.

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Follow APA and Saudi Electronic University writing standards.

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Review the grading rubric to see how you will be graded for this assignment.

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You are strongly encouraged to submit all assignments to the TurnItIn Originality Check prior to submitting them to your instructor for grading.