The table to the right is based on the assumption that 1 of breast tumors are malignant It also assumes that mammogram screening is 95 accurate Complete parts a through c below Positive Mammogram Negative Mammogram Total a Suppose a patient has a positive mammogram What is the chance that she really has cancer Type an integer or decimal rounded to the nearest tenth as needed b What is the chance of a positive mammogram given that the patient has cancer Tumor is Tumor is Malignant Benign 95 5 100 Type an integer or decimal rounded to the nearest tenth as needed c Suppose a patient has a negative mammogram What is the chance that she actually does have cancer Type an integer or decimal rounded to the nearest hundredth as needed Total 1254 1349 8646 8651 9900 10 000