A CI is desired for the true average stray-load loss u (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm.Assume that stray-load loss is normally distributed with o = 2.9. (Round your answers to two decimal places.)(a) Compute a 95% CI for u when n = 25 and x = 58.0.56.8659.14watts(b) Compute a 95% CI for µ when n = 100 and x = 58.0.57.4358.57)watts(c) Compute a 99% CI for u when n = 100 and x = 58.0.57.2558.75watts(d) Compute an 82% CI for H when n = 100 and x = 58.0.watts(e) How large must n be if the width of the 99% interval for u is to be 1.0? (Round your answer up to the nearest whole number.)n =You may need to use the appropriate table in the Appendix of Tables to answer this question.

if you find my answer helpful please put thumbs up. thank you. the required solution is given below…

Answered: (d) Compute an 82% CI for u when n =…

(d) Compute an 82% CI for u when n = 100 and x = 58.0. watts (e) How large must n be if the width of the 99% interval for u is to be 1.0? (Round your answer up to the nearest whole number.) n 3=

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

100%

A CI is desired for the true average stray-load loss u (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm.
Assume that stray-load loss is normally distributed with o = 2.9. (Round your answers to two decimal places.)
(a) Compute a 95% CI for u when n = 25 and x = 58.0.
56.86
59.14
watts
(b) Compute a 95% CI for µ when n = 100 and x = 58.0.
57.43
58.57
)
watts
(c) Compute a 99% CI for u when n = 100 and x = 58.0.
57.25
58.75
watts
(d) Compute an 82% CI for H when n = 100 and x = 58.0.
watts
(e) How large must n be if the width of the 99% interval for u is to be 1.0? (Round your answer up to the nearest whole number.)
n =
You may need to use the appropriate table in the Appendix of Tables to answer this question.

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