Each question is worth 10 points. Please show your work.

Biopsy Proven Breast Cancer Biopsy Proven Breast Cancer Totals

Physical Exam Yes No

Positive 900 400 1300

Negative 350 2100 2450

Totals 1250 2500 3750

1.Sensitivity of thephysical examination

2.Specificity of the physical examination

3.Negative predictive value of the physical examination

4.Positive predictive value of the physical examination

5.How can the healthcare provider increase the positive predictive value of a screening test?