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A production process produces 90% non-defective parts. A sample of 10 parts from the production process is selected. a. b. C. d. What is
A production process produces 90% non-defective parts. A sample of 10 parts from the production process is selected. a. b. C. d. What is the probability that the sample will contain 7 non- defective parts? What is the probability that the sample will contain at least 4 defective parts? What is the probability that the sample will contain less than 5 non-defective parts? What is the probability that the sample will contain no defective parts? a) b) c) d) [Choose ] [Choose ] [Choose ] [Choose ] In a southern state, it was revealed that 5% of all automobiles in the state did not pass inspection. Of the next ten automobiles entering the inspection station, a. what is the probability that none will pass inspection? b. what is the probability that all will pass inspection? C. d. e. f. g. what is the probability that exactly two will not pass inspection? what is the probability that more than three will not pass inspection? what is the probability that fewer than two will not pass inspection? Find the expected number of automobiles not passing inspection. Determine the standard deviation for the number of cars not passing inspection. The average starting salary for this year's graduates at a large university (LU) is $20,000 with a standard deviation of $8,000. Furthermore, it is known that the starting salaries are normally distributed. a. What is the probability that a randomly selected LU graduate will have a starting salary of at least $30,400? Individuals with starting salaries of less than $15,600 b. receive a low income tax break. What percentage of the graduates will receive the tax break? C. What are the minimum and the maximum starting salaries of the middle 95% of the LU graduates? a) b) c) [Choose ] [Choose ] [Choose ]
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