A blood test indicates the presence of a particular disease 96% of the time when the disease is actually present. The same test indicates the presence of the disease 0.5% of the time when the disease is not present Four percent of the population actually has the disease. Calculate the probability that a person has the disease, given that the test indicates the presence of the disease. Choose the correct answer below OA.. 0.889 OB. 0.95 OC. 0.167 OD. 0.96 IZD
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- 65% of the people in Missouri pass the driver's test on the first attempt. A group of 7 people took the test. What is the probability that at most 3 in the group pass their drivers tests in their first attempt? Round your answer to 3 decimal places. Remember 65%=0.65Find the mean, variance and standard deviation. round all answers to on decimal place.A certain disease has an incidence rate of 0.4%. If the false negative rate is 4% and the false positive rate is 1%, compute the probability that a person who tests positive actually has the disease. Give your answer accurate to at least 3 decimal places Question Help: Message instructor Add Work Check Answer
- The table summarizes results from 985 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 58 68 No 229 630 If one of the pedestrian deaths is randomly selected, find the probability that the driver was intoxicated.Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.Is the probability of a bowler rolling a strike higher after he has thrown four consecutive strikes? Researchers investigated the phenomenon of a "hot hand" in bowling. Frame-by-frame results were collected on 43 professional bowlers. For each bowler, the researchers calculated the proportion of strikes rolled after bowling four consecutive strikes and the proportion after bowling four consecutive nonstrikes. The data on 4 of the 43 bowlers are shown in the accompanying table. Complete parts a and b. Click the icon to view the data table. Click the icon to view a table of critical values for the Wilcoxon signed rank test. a. Do the data on the sample of four bowlers provide support for the "hot hand" theory in bowling? Explain. (Let the differences be After Four Strikes - After Four Nonstrikes.) Set up the null and alternative hypotheses. Ho: : The distribution of the proportion of strikes rolled after bowling four consecutive strikes is Ha: : The distribution of the proportion of…Is the probability of a bowler rolling a strike higher after he has thrown four consecutive strikes? Researchers investigated the phenomenon of a "hot hand" in bowling. Frame-by-frame results were collected on 43 professional bowlers. For each bowler, the researchers calculated the proportion of strikes rolled after bowling four consecutive strikes and the proportion after bowling four consecutive nonstrikes. The data on 4 of the 43 bowlers are shown in the accompanying table. Complete parts a and b. Click the icon to view the data table. Click the icon to view a table of critical values for the Wilcoxon signed rank test. a. Do the data on the sample of four bowlers provide support for the "hot hand" theory in bowling? Explain. (Let the differences be After Four Strikes - After Four Nonstrikes.) Set up the null and alternative hypotheses. Ho: The distribution of the proportion of strikes rolled after bowling four consecutive strikes is H₂: The distribution of the proportion of strikes…
- The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 52 72 No 242 609 If one of the pedestrian deaths is randomly selected, find the probability that the driver was not intoxicated.Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.prob = %The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 52 72 No 263 591 If one of the pedestrian deaths is randomly selected, find the probability that the driver was intoxicated.Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.prob = %A poll showed that 49.4% of Americans say they believe that statistics teachers know the true meaning of life. What is the probability of randomly selecting someone who does not believe that statistics teachers know the true meaning of life. Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol.
- The mean percent of childhood asthma prevalence in 43 cities is 2.23%. A random sample of 34 of these cities is selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.7%? Interpret this probability. Assume that a 1.36%. The probability is (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. About % of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.23%. O B. About % of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.7%. O C. About % of samples of 43 cities will have a mean childhood asthma prevalence greater than 2.7%.L9Q10.The probability that a child is born physically challenged is 0.35 during a year in a city. What would be the probability that a child is born healthy in the city? A.0.15 B.0.50 C.0.55 D.0.65The probability that a certain make of car will need repairs in the first six months is 0.36 . A dealer sells 6 such cars. What is the probability that at least one of them will require repairs in the first six months?Write only a number as your answer. Round your answer to four decimal places (for example: 0.7319). Do not write as a percentage.