9. [-/3.54 Points] BBUNDERSTAT125.2.020.5. MY NOTES ASK YOUR TEACHER A research team conducted a study showing that approximately 20%% of al businessmen who wear Bes wear them so lightly what they actually reduce blood flow to the brain, diminishing cerebral functions, at a board meeting of 15 businessmen, all of whom wear ties, what are the following probabilities? (Round your answers to three decimal places.) LA USE SALT () at least one the is too tight (b) more than two ties are too tight ( c) to tie is too tight (6) at least 13 ties are not too tight 10. [-/3.54 Points] DETAILS BBUNDERSTAT12 5.2.028.5. MY NOTES ASK YOUR TEACHER In the binomial probability distribution, let the number of trials be in = 4, and let the probability of success be p # 0.4201. Use a calculator to compute the following LA USE SALT (a) The probability of three successes, (Round your answer to three decimal places.) (b) The probability of four successes. (Round your answer to three decimal places.) (c) The probability of three of four successes, (Round your answer to three decimal places.)