Which formula can be used to determine the probability of success after a waiting time of x failures? O a) ,Cp'a** b) gp c) qp Od) P(1-P)
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- Taken from Probability & Stats for Engineers and Scientists 9th Ed (By Jay Devore) Section 2.1 Probability (This probably an answer already in stock) 2) Suppose that vehicles taking a particular freeway exit can turn right (R), turn left (L), or go straight (S). Consider observing the direction for each of three successive vehicles. a) List all outcomes in the event A that all three vehicles go in the same direction. b) List all outcomes in the event B that all three vehicles take different directions. c) List all outcomes in the event C that exactly two of the three vehicles turn right. d) List all outcomes in the event D that exactly two vehicles go in the same direction. e) List outcomes in D’, C ∪D, and C ∩ D.Q1. a) In a group of 80 students, 50 have a laptop (A), 30 have a tablet (B) and 3 have both a laptop and a tablet. i) Draw a Venn diagram to represent this information. A 47 3 27 B 3 ii) Find the probability that a student either only has a tablet or does not have a laptop or both, using the equation P(A' U B) = P(A') + P(B) – P(A' ʼn B).Arwa Bader DR.STATISTICS 204 of the people are corona infected. If'one random person is tested an infecteS for corona using this test, then the probability that the test will give a positive result is? A)0.17 B)0.06 С)0.11 D)0.60 E)0.02
- The probability you reject the null hypothesis when in fact the null hypothesis is true is called А) а Туре I еrror а Туре II error B) C) the powerQ2: A box containing blue and red balls totaling 18 balls. If another six blue balls add to the box, the probability of drawing a blue ball will be twice that of a red ball. :Determine a) The number of blue balls in * the box before addition 10 O 9. 8 none of all above b) The probability of drawing * blue ball after addition 0.3333 0.4444 0.6667 none of all above bl 7 c) The probability of drawing red * ball before addition 0.3333 0.5556 0.6667 none of all aboveAccording to a survey, the probability that a randomly selected worker primarily drives a van to work is 0.725. The probability that a randomly selected worker primarily takes public transportation to work is 0.091. Complete parts (a) through (d). (a) What is the probability that a randomly selected worker primarily drives a van or takes public transportation to work? P(worker drives a van or takes public transportation to work) = (Type an integer or decimal rounded to three decimal places as needed.) (b) What is the probability that a randomly selected worker primarily neither drives a van nor takes public transportation to work? P(worker neither drives a van nor takes public transportation to work) (Type an integer or decimal rounded to three decimal places as needed.) (c) What is the probability that a randomly selected worker primarily does not drive a van to work? = P(worker does not drive a van to work) = (Type an integer or decimal rounded to three decimal places as needed.) (d)…
- Ime unu D JLIT Imean probability 12) Use the table below to answer questions. Round to four decimal places. Low Blood Pressure Normal Blood Pressure High Blood Pressure Smoker 80 30 Non-Smoker 42 75 22 35 a) Find the P(x) that one smoker is chosen. b) Find the P(x) that a non-smoker is chosen and has normal blood pressure. c) Two different people are chosen what is the P(x) that the first person has low blood pressure and the second person has high blood pressure. d) Find the P(x) that one person has high blood pressure or is a non-smoker. updale e) Find the P(x) that one person has normal blood pressure and has high blood pressure. Is this possible? If not why? 1097 f) Find the P(x) that one person has low blood pressure given that they are a smoker. 3) It has been reported that 75% of cell phones are sold without defects. If 20 phones are collected find the probability at atI need the answer as soon as possibleNeed help on 3 and 4
