83 Melanoma deaths. According to the American Cancer Society , melanoma, a form of skin cancer, kills 15% of Americans who suffer from the disease each year. Consider a sample of 10,000 melanoma patients.

a. What are the expected value and variance of x , the number of the 10,000 melanoma patients who die of the affliction this year?

b. Find the probability that x will exceed 1,600 patients per year.

c. Would you expect x , the number of patients dying of melanoma, to exceed 6,500 in any single year?

Explain.