Math | Mathematics homework help
- If a sample of 14 components is taken (use the same probability of success as above). (4 pts each)
A. Find the probability that at least 8 parts will be defective (show calculator commands). B. Find the probability that at most 6 parts will be defective (show calculator commands). C. Find the probability more than 3 parts will be defective (show calculator commands). D. Find the probability that fewer than 6 parts will be defective (show calculator commands). Problem 4 These problems are not related to any previous problems and are separate from each other. A. Would it be unusual for a data value to be more extreme than 2.68 standard deviations from the mean? Find the probability and explain by z score and probability. (Draw a picture and show calc commands) (7 pts) B. Would it be unusual for a data value to be more extreme than - 1.35 standard deviations from the mean? Find the probability and explain by z score and probability. (Draw a picture and show calc commands) (7 pts) C. For 24 trials that follow a binomial distribution with the probability of failure at 23%, find the probability of exactly 11 successes. (Use your calculator to do this, not by hand, and show your calc commands) (4 pts) D. Find the grade in our class for the following student and show your work. (7 pts) Exams = 80%, Homework = 10%, Quizzes = 5%, Classwork/Discussions = 5% AND your lowest exam score gets dropped Exam 1 :90 Exam 2: 87 Exam 3: 59 Exam 4: 68 Final Exam: 86 Homework: 78 Quizzes: 72 Classwork/Discussions: 98
- Statistics: Exam 2 Name:_________________________________
- Problem 1
- Problem 3