Use your dataset and the 1 – starter code.sas file (on Canvas) to complete the following table.  For continuous variables, report means (standard deviation); for categorical variables, report n (%). For mean, standard deviation, and percentage, please round to two decimals.

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

Descriptive Statistics

Use your dataset and the 1 – starter code.sas file (on Canvas) to complete the following table.  For continuous variables, report means (standard deviation); for categorical variables, report n (%). For mean, standard deviation, and percentage, please round to two decimals.

 
Characteristic Males
n=, % Females
n=, %    
Alcohol Use  Yes 1     
 No 2     
Cigarette Smoking Yes 3     
 No 4     
BMI  5     
Hypertension Yes 6     
 No 7     
Diabetes Yes 8     
 No 9     
Age  10     
Insurance  Yes 11     
 No 12     
Income Poor  13     
 Lower-Middle 14     
 Upper-Middle 15     
 Affluent 16   

 

Use an ANOVA test to determine whether there is a difference in SBP between the 4 levels of income.  Follow these steps:

1. Check the ANOVA assumptions.  Included screen shots of your plots and what assumptions each plot are checking.  State your conclusions. 
2. Run the Brown and Forsythe (Levene) test for equality of variances using SAS.  Include your hypotheses, your results table, and conclusions.
3. Run the ANOVA test in SAS.  Provide your hypotheses, a screen shot of the results table, and your conclusions. 

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