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Prob-6 To avoid any high-speed imbalance in a rotating shaft; it needs to have a variance of its diameter below 0.0004 mm². The shaft diameter has been measured at 16 equally distributed locations, with a standard deviation of 0.018 mm. Is the shaft acceptable to the customer with 95% conf. level? Justify your answer! Sol:

Prob-6 To avoid any high-speed imbalance in a rotating shaft; it needs to have a variance of its diameter below 0.0004 mm². The shaft diameter has been measured at 16 equally distributed locations, with a standard deviation of 0.018 mm. Is the shaft acceptable to the customer with 95% conf. level? Justify your answer! Sol:

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Prob-6 To avoid any high-speed imbalance in a rotating shaft; it needs to have a variance of its diameter below 0.0004 mm². The shaft diameter has been measured at 16 equally distributed locations, with a standard deviation of 0.018 mm. Is the shaft acceptable to the customer with 95% conf. level? Justify your answer! Sol:
Transcribed Image Text:Prob-6 To avoid any high-speed imbalance in a rotating shaft; it needs to have a variance of its diameter below 0.0004 mm². The shaft diameter has been measured at 16 equally distributed locations, with a standard deviation of 0.018 mm. Is the shaft acceptable to the customer with 95% conf. level? Justify your answer! Sol:
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