Probability & statistics

0.05 0.05 3 O (b) What is the probability of getting 4 or more days when the surf is at least 6 feet? (Round your answer to three decimal places.) (c) what is the probability of getting fewer than 2 days when the surf is at least 6 feet? (Round your answer to three decimal places.) (d) What is the expected number of days when the surf will be at least 6 feet? days e) What is the standard deviation of the r-probability distribution? (Round your answer to three decimal places.) days (f) Can you be fairly confident that the surf will be at least 6 feet high on one of your days off? Explain. (Round your answer to three decimal places.) Select- , because the probability of at least 1 day with surf of at least 6 feet is and the expected number of days when the surf will be at least 6 feet is [--Select-- v ] one. Need Help? Read it [-/2.25 Points] DETAILS BBUNDERSTAT12 5.3.012.MI.S. MY NOTES ASK YOUR TEACHER The quality-control inspector of a production plant will reject a batch of syringes if two or more defective syringes are found in a random sample of twelve syringes taken from the batch. Suppose the batch contains LA USE SALT 57OF Cloudy O hp hp . . . . .' . . . .. .lee . .... . .. . . . . . ...In Hawaii, January is a favorite month for surfing since 60% of the days have a surf of at least 6 feet. I You work day shifts in a Honolulu hospital emergency room. At the beginning of each month you select your days off, and you pick 6 days at random in January to go surfing. Let r be the number of days the surf is at least 6 feet. LA USE SALT (a) Make a histogram of the probability distribution of r. 0.35 0.30 0.35 0.25 0.30 0.20 0.25 0.15 0.20 0.10 0.15 0.05 0.10 0.05 2 3 4 5 6 1 2 3 5 O 0.35 0.30 0.35 0.25 0.30 0.20 0.25 0.15 0.20 0.10 0.15 0.05 0.10 VOL 0.05 1 2 5 6 (b) What is the probability of getting 4 or more days when the surf is at least 6 feet? (Round your answer to three decimal places. 57.F Cloudy hp 12:32 PM 0/2/2022 10 4- 4+ 144 no prt sc $ delete nome end backspace lock