The lifetime of a transistor is exponentially distributed. The probability that the lifetime is greater than 5 years is 0.8. What is the probability that the lifetime is greater than 15 years?

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?