LOL Tumor 15 breast tumors are malignant. It also assumes that Malignant Benign Total mammogram screening is 90% accurate. Complete parts Positive (a) through (c) below. 90 1365 1455 Mammogram Negative 10 8535 8545 Mammogram Total 100 9900 10,000 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? % (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.)