# Draw Distribution Curves for the Diseased and Nondiseased Populations and Discuss the

Draw Distribution Curves for the Diseased and Nondiseased Populations and Discuss the Effects Upon Sensitivity and Specificity of Setting the Cut Point for Disease and Nondisease at Various Positions on the Two Overlapping Curves
Total: 0.60
Distinguished – Accurately draws distribution curves for the diseased and nondiseased populations and thoroughly discusses the effects upon sensitivity and specificity of setting the cut point for disease and nondisease at various positions on the two overlapping curves.
Proficient – Draws distribution curves for the diseased and nondiseased populations and discusses the effects upon sensitivity and specificity of setting the cut point for disease and nondisease at various positions on the two overlapping curves. Minor details are missing or inaccurate.
Basic – Draws distribution curves for the diseased and nondiseased populations and minimally discusses the effects upon sensitivity and specificity of setting the cut point for disease and nondisease at various positions on the two overlapping curves. Relevant details are missing and/or inaccurate.
Below Expectations – Attempts to draw distribution curves for the diseased and nondiseased populations and discuss the effects upon sensitivity and specificity of setting the cut point for disease and nondisease at various positions on the two overlapping curves; however, significant details are missing and inaccurate.
Non-Performance – The drawing of the distribution curves for the diseased and nondiseased populations and the discussion of the effects upon sensitivity and specificity of setting the cut point for disease and nondisease at various positions on the two overlapping curves is either nonexistent or lacks the components described in the assignment instructions.
Describes How the Predictive Value of a Screening Test Vary According to the Prevalence of Disease
Total: 0.75
Distinguished – Thoroughly describes how the predictive value of a screening test vary according to the prevalence of disease.
Proficient – Describes how the predictive value of a screening test vary according to the prevalence of disease. Minor details are missing.
Basic – Partially describes how the predictive value of a screening test vary according to the prevalence of disease. Relevant details are missing.
Below Expectations – Attempts to describe how the predictive value of a screening test vary according to the prevalence of disease; however, significant details are missing.
Non-Performance – The description of how the predictive value of a screening test vary according to the prevalence of disease is either nonexistent or lacks the components described in the assignment instructions.
Calculates the Sensitivity, Specificity, and Predictive Value of The Test Described
Total: 0.60
Distinguished – Accurately calculates the sensitivity, specificity, and predictive value of the test described.
Proficient – Calculates the sensitivity, specificity, and predictive value of the test described. Minor details are inaccurate.
Basic – Calculates the sensitivity, specificity, and predictive value of the test described. Relevant details are inaccurate.
Below Expectations – Attempts to calculate the sensitivity, specificity, and predictive value of the test described; significant details are inaccurate.
Non-Performance – The calculations of the sensitivity, specificity, and predictive value of the test described are either nonexistent or lack the components described in the assignment instructions.
Describes the Predictive Value of a Positive and a Negative Diabetes Screening Test
Total: 0.75
Distinguished – Thoroughly describes the predictive value of a positive and a negative diabetes screening test.
Proficient – Describes the predictive value of a positive and a negative diabetes screening test. Minor details are missing.
Basic – Partially describes the predictive value of a positive and a negative diabetes screening test. Relevant details are missing.
Below Expectations – Attempts to describe the predictive value of a positive and a negative diabetes screening test; however, significant details are missing.
Non-Performance – The description of the predictive value of a positive and a negative diabetes screening test is either nonexistent or lacks the components described in the assignment instructions.
Written Communication: APA Formatting
Total: 0.15
Distinguished – Accurately uses APA formatting consistently throughout the paper, title page, and reference page.
Proficient – Exhibits APA formatting throughout the paper. However, layout contains a few minor errors.
Basic – Exhibits limited knowledge of APA formatting throughout the paper. However, layout does not meet all APA requirements.
Below Expectations – Fails to exhibit basic knowledge of APA formatting. There are frequent errors, making the layout difficult to distinguish as APA.
Non-Performance – The assignment is either nonexistent or lacks the components described in the instructions.
Written Communication: Page Requirement
Total: 0.15
Distinguished – The length of the paper is equivalent to the required number of correctly formatted pages.
Proficient – The length of the paper is nearly equivalent to the required number of correctly formatted pages.
Basic – The length of the paper is equivalent to at least three quarters of the required number of correctly formatted pages.
Below Expectations – The length of the paper is equivalent to at least one half of the required number of correctly formatted pages.
Non-Performance – The assignment is either nonexistent or lacks the components described in the instructions.