A sample of size 60 will be drawn from a population with mean 31 and standard deviation 6. Use the TI-83 Plus/TI-84 Plus calculator. Part 1 of 2 (a) Find the probability that x will be more than 30. Round the answer to at least four decimal places. The probability that x will be more than 30 is 0.9016 Part: 1 / 2 Part 2 of 2 (b) Find the 85" percentile of x. Round the answer to at least two decimal places. The 85 percentile is X