Auden rolled two number cubes and recorded the results. what is the experimental probability that the sum of the next two numbers rolled is greater than 5? enter your answer as a simplified fraction. roll #1 roll #2 roll #3 roll #4 roll #5 roll #6 roll #7 6, 6 6, 1 3, 5 6, 2 6, 4 5, 1 3, 2 the experimental probability that the sum of the next two numbers rolled is more than 5 is

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?