A study reports that only 12% of people stick to their New Year's resolutions. Suppose you sample 100 people about whether they stuck to their resolutions. What is the probability that less than 14 out of 100 people respond that they did? O 0.6154 O 0.8907 O 0.7324 O 0.1400
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- Approximately 20% of U.S. workers are afraid that they will never be able to retire. Suppose 10 workers are randomly selected. a. What is the probability that none of the workers is afraid that they will never be able to retire?Suppose that on a particular multiple choice question, 96% of the students answered correctly. What is the probability that a randomly selected student answered the question incorrectly? 0.96 24.00 0.04 0.48 1.04In a recent poll of female college students, 70% stated that they plan to graduate with a STEM degree. A math teacher decides to randomly sample 15 female college students. A. Find the probability that exactly 6 out of the 15 plan to graduate with a STEM degree. B. Find the probability that between 5 and 9 (inclusive) out of the 15 plan to graduate with a STEM degree. C. Find the probability that at least 7 out of the 15 plan to graduate with a STEM degree. D. Find the expected number of female college students out of the 15 that plan to graduate with a STEM degree.
- According to a 2020 article, 69% of men do not wash their hands after using a public restroom. Suppose a random sample of 40 men are selected. What is the probability that at least 30 of them will not wash their hands after using a public restroom? O 0.161 O 0.738 0.839 O 0.262A multiple-choice examination has 11 questions, each with five possible answers, only one of which is correct. Suppose that one of the students who takes the examination answers each of the questions with an independent random guess. What is the probability that he answers at least six questions correctly? a. 0.1064 O b. 0.2117 O C. 0.0117 O d. 0.3064 O e. 0.3117Suppose that 35% of people own dogs. If you pick two people at random, what is the probability that they both own a dog?Give your answer as a decimal (to at least 3 places) or fraction
- American Airlines flights from Dallas to Chicago are on time 80% of the time. Suppose 15 flights are randomlyselected, and the number of on-time flights is recorded.a. Find the probability that fewer than 10 flights are on time.b. Find the probability that at least 10 flights are on time.Prior to airport construction, a survey was conducted if the residents in a certain barangay are in favour or not. According to barangay chairman, he estimates that 35% of his constituents are in favour of the construction of an airport. If there are 350 people at a consultation meeting. find the probability that at least 100 is in favour to the construction of the airport. A. 0.9824 B. 0.9218 C. 0.9559 D. 0.9951 E. 0.9595 Pre-engineering students must score in the top 10% on a qualifying exam to be considered for a course in BS in Aeronautical Engincering. The test has a 200-point mean and a 20-point standard deviation. To qualify find the lowest possible score. Assume that the test results are normally distributed. А. 195 В. 206 C 226 D. 216 E. 189The following is a table showing the results of a poll taken on campus. Will You Vote in the Upcoming Election? Male Female Yes 24 22 No 20 30 Not decided 28 38 What is the probability that a randomly selected student from this poll has decided to vote in the upcoming election? Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.
- Which of the following do you think could possibly be true? A. The number of students enrolled at a university decresed by 100% from last year B. The probability that an NFL team win the super bowl this year is 110% C. A student flips a coin 10 times and obeserves 65% of the time the coin lands on tails D.85% of students at a university are enrolled full-TimeAccording to a recent study 0.45 of the population is left handed. If you randomly select 7 people, what is the probability that at least one of the them is left handed? NOTE: Round your answer to four decintal placesProvide an appropriate response. In a recent survey, 60% of the community favored building a health center in their neighborhood. If 14 citizens are chosen, find the probability that exactly 8 of them favor the building of the health center. O 0.571 0.092 0.207 0.600