Exercises 11 and 16 Statistics for Healthcare Professionals Essay

1728 Words Sep 18th, 2014 7 Pages
Complete Exercises 11 and 16 in Statistics for Health Care Research: A Practical Workbook
In order to receive full credit on calculated answers, please show your work. (Use Word's equation editors, etc., and/or provide a short written description as to how you obtained the final result.)
Exercise 11 1. What demographic variables were measured at least at the interval level of measurement?
Age, income, length of labor, weeks to return to work and number of hours working each week. The experimental group with 32 subjects had a mean of 26.72 and the control group with 35 subjects of 26.89. Income of the experimental group was a mean of $35, 675 with 30 subjects while the control group was $41,450 with 34 subjects. The number for the
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If so, what would the median be for education for the experimental and the control groups? Provide a rationale for your answer.
No, all 32 of the subjects have at least a high school education, with only 7 stopping at high school (in the experimental group). 11 had some college and 14 were college graduates or higher. Thus one could determine that 18 is a median of those with an education above high school level and this would be inaccurate. The same holds true for the control group which has 6 with no more than a high school level, 15 with some college and 13 college graduates or higher. The median would be an inaccurate reflection of the true numbers in this scenario. 8. Can the findings from this study be generalized to Black women? Provide a rationale for your answer.
No, it cannot because the majority of the population this study was performed on were white women. There was only 1 black woman in the experimental group and there were none in the control group. 9. If there were 32 subjects in the experimental group and 36 subjects in the control group, why is the income data only reported for 30 subjects in the experimental group and 34 subjects in the control group?
Because of missing data. 10. Was the sample for this study adequately described? Provide a rationale for your answer.
Yes, except for the limited details in the labor information. It included race, marital status, education, type of feeding and

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