34. It denotes the probability of committing a Type Il error. a A. B. D. C.
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- 5. The probability that a regularly scheduled flight departs on time is P(D) = 0.81; the probability that it arrives on time is P(A) = 0.85; and probability that it departs and arrives on time is P(DNA) = 0.75. Find the probability that a plane i) Departed on time, given it has arrived on time. ii) Arrives on time , given that it departed on time iii) Departed on time, given has not arrived on time.You are an accountant who is performing the annual audit at Hokem, Billem, and Soakem, a large telephone company. From past experience, it is known that 8% of the accounts at Hokem, Bilem, and Soakem has errors. a) what is the probability that the first account with an error is among the first 5 accounts that you check?3. Suppose the probability that any given person will believe a talc about the transgressions of a famous actrcss is 0.8. What is the probability that (a) the sixth person to hear this tale is the fourth one to bclieve it? (b) the third person to hear this tale is the first onc to bclicve it?
- c. What is the z-score/how many standard errors away is an average of 12 hours for a sample of size 81? What is the probability that it would take on average over 12 hours for the 81 taxpayers to finish their form 1040? Would you find this unusual? O yes no d. What is the z-score/how many standard errors away is an average of 12 hours for a sample of size 100? What is the probability that it would take on average over 12 hours for the 100 taxpayers to finish their form 1040? Would you find this unusual? no O yes e. What is the z-score/how many standard deviations away is 12 hours for one tax-payer? What is the probability that it would take one person over 12 hours to finish their form 1040? Would you find this unusual? yessolve it correctly with full explanation.Consider an M/M/1 queuing system with mean inter arrival time of 4 minutes. The average service time for each customer is 3 minutes. The probability that there are 3 arrivals in the system is closest to O a. None of these O b. 0.105 Oc. 0.895 O d. 0.422
- o. In a certain region of the country it is known From past experience that the probability of sele Cting an adult over 40 years of age with cancer is 0:05. If the probability of a doctor correctly diagnosing a person with cancer as having the di sease is 0-18 and the probability of incorrectly diagrosing a person without cancer as having the disease is 0.00 a. What is the probability that an adult over 40 yearı of age is diagnos ed as having Cancer ? b. what is the prooability that a person diagnosed as having cancer actually has the disease?3. Probability is a branch of mathematics that deals with calculating the likelihood of a given event's occurrence, which is expressed as a number between 1 and 0. i. If a fair 6-sided die is rolled once. If A is the event of "rolling an odd number," write out A and A° а. b. If A = {1,2,3,4} and B = {4,5,6}, write out A°, B°, AB, and AUB. i. When two fair die are thrown together: a. What is the probability that the dice total is 4?a. What is the probability that a randomly selected household has one television? The probability is (Round to two decimal places as needed.) b. What is the probability that a randomly selected household has more than one television? The probability is (Round to two decimal places as needed.) c. What is the probability that a randomly selected household has at least one television? The probability is (Round to two decimal places as needed.) d. Is this an example of classical, empirical, or subjective probability? This is a(n)--------- probability because the probability is based on----------- Number of Televisions Number of Households 0 5 1 36 2 49 3 30 4 12 5 12 6 6 Total 150
- 1. If a die is rolled, find out the following: (i) The probability of getting an even number (ii) The probability of getting a 4 2. If two dice are rolled, then find out the following: (i) The probability that the sum is equal to 9 (ii) The probability that the sum is equal to 7 If a card is drawn at random from a pack of 52 cards, then find out the following: (1) P(Ace or Red) (ii) P(Non Black or Ace) 3. 4. A Jar contains 3 red, 4 green and 3 blue balls. If two balls are chosen at random from the Jar, Find out the following: (i) The probability that they are red or green. (ii) The probability that they are blue or red. 5. If three coins are tossed, then find out the following- (i) Probability of getting two tails (ii) Probability of getting three heads 6. Of the cars on a used car lot, 70% have CD player (CD) and 30% have air conditioning (AC). 10% of the cars have both. (i) What is the probability that a car has 'No AC', given that it has 'CD'? (ii) What is the probability that a car…a.) What is the z score that corresponds to a Richter scale magnitude of 2.012? (round to two decimal places) Z = b.) What Richter scale magnitude (to three decimal places) would correspond to a z-score of 1.3? Richter scale magnitude c.) What is the probability of an earthquake having a Richter scale magnitude less than 2.012? (round to four decimal places) probability = d.) What is the Richter scale magnitude that is associated to the top 5.4% of earthquakes. (round to three decimal places) on the Richter scale