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Instructions Tired Test This test has a time limit of 3 hours. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Attempts Not allowed. This test can only be taken once. ants Force Completion This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. ES Remaining Time: 2 hours, 47 minutes, 24 seconds. on Board HRS /STAFF INFO * Question Completion Status: MENTS OK CHAPTERS Moving to another question will save this response. 20 Question 14 ating 1 points Save Answer A certain railway company claims that its trains run late 5 minutes on the average. The actual times (minutes) that 10 randomly selected trains ran late were provided giving a sample mean = 9.130 and sample standard deviation s = 1.4 . In testing the company's claim, (2-sided test) at the significance level of 0.01 and assuming normality Is Find a 99% confidence interval and state which of the following is true about trains belonging to this railway company? ources OA Help The correct answer is not among the choices. juide O B. We would reject the claim that the trains run late an average of 5 minutes and conclude that they run late an average of less than 5 minutes since 5 exceeds the entire 99% confidence interval. Urces We do not have enough evidence to reject the claim that the trains run late an average of 5 minutes since the value of 5 is included in the 99% confidence interval. OD. We conclude that the trains run late an average of 9.13 minutes. OE We would reject the claim that the trains run late an average of 5 minutes and conclude that they run late an average of more than 5 minutes since the 99% confidence interval exceeds 5. 35 Moving to another question will save this response. MacBook Airnation Description Instructions nts Timed Test This test has a time limit of 3 hours. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Attempts Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. Remaining Time: 2 hours, 45 minutes, 34 seconds. ard STAFF INFO Question Completion Status: S IAPTERS Moving to another question will save this response. 10.8 O B. "Ho: u = 10.1 against Ha: J > 10.8 Ho: H = 10.8 against Ha: | # 10.8 O.D. Ho: p = 10.1 against Ha: J > 10.1 OE. The correct answer is not among the choices. > Question 32 1 points Save Answer Of all the students applying for undergraduate studies, 13% applied to Honors college. Consider a randomly selected sample of 1500 students applying for undergraduate studies. Since we can view this as 1500 independent Bernoulli trials, this will be considered a binomial experiment. The mean of the binomial distribution is given by: OA 165 O B. 195 O C. o O.D. 150 OE The correct answer is not among the choices. Moving to another question will save this response. > MacBook AirTimed Test This test has a time limit of 3 hours. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Attempts: Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. Remaining Time: 2 hours, 44 minutes, 47 seconds. INFO * Question Completion Status: A Moving to another question will save this response. Moving to another question will save this response. Question 22 The probability of contracting a stomach virus while visiting Mexico is 60%. Find the probability that amongst 15 students visiting Mexico, Exactly five students contract a stomach virus: OA. .0245 O B. The correct answer is not among the choices. O C. .0755 O.D. .7065 OE. 2938 Moving to another question will save this response. MacBook AirInstructions Timed Test This test has a time limit of 3 hours. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Attempts Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. Remaining Time: 2 hours, 46 minutes, 27 seconds. Question Completion Status: Moving to another question will save this response. >> Question 18 points Save Answer In a survey, three out of four students said that courts show too much concern for criminals. Find the probability that of seventy randomly selected students At most 56 feel that courts show too much concern OA 7666 O B. .4636 OC. 9999 OD. 8666 OE 8000 MacBook Air15tructions Timed Test This test has a time limit of 3 hours. This test will save and submit automatically when the time expires. Warnings appear when half the time, 5 minutes, 1 minute, and 30 seconds remain. Multiple Attempts Not allowed. This test can only be taken once. Force Completion This test can be saved and resumed at any point until time has expired. The timer will continue to run if you leave the test. Remaining Time: 2 hours, 45 minutes, 16 seconds. INFO * Question Completion Status: HS AMoving to another question will save this response. > Question 26 points Save Answer The average growth of a certain variety of pine tree is 10.1 inches in three years. A biologist claims that a new variety will have a greater three year growth. A random sample of 25 of the new variety has an average three-year growth of 10.8 inches and a sample standard deviation of 2.1 inches. The p-value for this test is computed to be: between .015 and .025 DB. between .025 and .050 O C. between .010 and .015 O.D. between .005 and .010 OE between 0.05 and . 100 Moving to another question will save this response > MacBook Air
