(a) Find the probability that the match ends in a draw. (b) Calculate the expected point that the team will get in the match.
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- Find the probability of the indicated event if P(E) = 0.25 and P(F) = 0.35. Find P(E or F) if P(E and F)= 0.20. P(E or F) =| (Simplify your answer.)The result of a mathematics course shows that 85% of the students who fail in tests also fail in the final assessment. Eight students who fail in tests are chosen at random. Find the probability that (i) all eight students fail in the final assessment, (ii) at least four students fail in the final assessment.At a fundraiser, local merchants have donated prizes. Prizes include 6 gift cards from the local bookstore, 12 gift cards from participating restaurants, and 7 gift cards from a local clothing store. At the beginning of the fundraiser, 3 gift cards are chosen to be given away. What is the probability that all 3 gift cards are for the participating restaurants? Your answer should be given to 4 decimal places.
- A production line stops operating once a defective item is produced. The probability of producing a defective item is 0.001. What is the probability that the line stops production on the 1000 item produced.During normal working hours, a call centre receives an average of 60 calls per hour. (d) Calculate the probability that there will be less than 1 calls in 5 minute(s). (e) Calculate the probability that there will be more than 3 calls in 8 minutes. (f) Calculate the probability that there will be less than 3 and more than 2calls in 8 minutes.Flying over the western states with mountainous terrain in a small aircraft is 40% riskier than flying over similar distances in flatter portions of the nation, according to a General Accounting Office study completed in response to a congressional request. The accident rate for small aircraft in the 11 mountainous western states is 2.5 accidents per 100,000 flight operations. (b) Find the probability of no accidents in 100,000 flight operations. (Use 4 decimal places.)(c) Find the probability of at least 8 accidents in 200,000 flight operations. (Use 4 decimal places.)
- An airline company found out from statistics made in previous years that 5% of those who made reservations did not come to board the plane when the flight time came. 52 people booked a flight with a 50-seat aircraft. Calculate the probability that all passengers on the plane will be seated.Guadalupe buys a bag of cookies that contains 6 chocolate chip cookies, 9 peanut butter cookies, 9 sugar cookies and 7 oatmeal raisin cookies. What is the probability that Guadalupe randomly selects a sugar cookie from the bag, eats it, then randomly selects another sugar cookie? (Round your answer to 4 decimal places.)4.35 How many courses? At a small liberal arts college, students can register for one to six courses. Let X be the number of courses taken in the fall by a randomly selected student from this college. In a typical fall semester, 6% take one course, 6% take two courses, 12% take three courses, 20% take four courses, 41% take five courses, and 15% take six courses. Let X be the number of courses taken in the fall by a randomly selected student from this college. Describe the probability distribution of this random variable.