Need help with my homework, if possible can the work be shown to see where I’m messing up? Thank you 1) The scores in the ASVAB are normally distributed with a mean of 50 and a standard of deviation of 10. If the new Space Force only wants to admit people in the top 8 percent of the takers, what is the cutoff score to be admitted into the Space Force? You may use your calculator and round your answer up to the next integer. 2) Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 125 mm. with a variance of 49. If a random sample of 41 stell bolts is selected, what is the probability that the sample mean would be greater than 126.9 millimeters? Round your answer to four decimal places.
Need help with my homework, if possible can the work be shown to see where I’m messing up? Thank you 1) The scores in the ASVAB are normally distributed with a mean of 50 and a standard of deviation of 10. If the new Space Force only wants to admit people in the top 8 percent of the takers, what is the cutoff score to be admitted into the Space Force? You may use your calculator and round your answer up to the next integer. 2) Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 125 mm. with a variance of 49. If a random sample of 41 stell bolts is selected, what is the probability that the sample mean would be greater than 126.9 millimeters? Round your answer to four decimal places.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Need help with my homework, if possible can the work be shown to see where I’m messing up? Thank you
1) The scores in the ASVAB are normally distributed with a mean of 50 and a standard of deviation of 10. If the new Space Force only wants to admit people in the top 8 percent of the takers, what is the cutoff score to be admitted into the Space Force? You may use your calculator and round your answer up to the next integer.
2) Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 125 mm. with a variance of 49. If a random sample of 41 stell bolts is selected, what is the probability that the sample mean would be greater than 126.9 millimeters? Round your answer to four decimal places.
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