approximately normally distributed. Is the company making acceptable light bulbs? Explain your reasoning, 4.
approximately normally distributed. Is the company making acceptable light bulbs? Explain your reasoning, 4.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Nunito
12
BIUA
4.
4.
5147 21 9 4 5 6
3. Light Bulb Manufacturing A company manufactures light bulbs. The company
wants the bulbs to have a mean life span of 1000 hours. This average is
maintained by periodically testing random samples of 16 light bulbs. If the
t-value falls between a 99% confidence interval, the company will be satisfied
that it is manufacturing acceptable light bulbs, A sample of 16 light bulbs is
randomly selected and tested. The mean life span of the sample is 1015 hours
and the standard deviation is 25 hours. Assume the life spans are
approximately normally distributed. Is the company making acceptable light
bulbs? Explain your reasoning.
4.
Chapter 6 Extended Response Problems
Name: Julian Nutter
5.
6.
7.
8.
9.
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F6
F8
F9
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Transcribed Image Text:Tools Add-ons Help
ext
Nunito
12
BIUA
4.
4.
5147 21 9 4 5 6
3. Light Bulb Manufacturing A company manufactures light bulbs. The company
wants the bulbs to have a mean life span of 1000 hours. This average is
maintained by periodically testing random samples of 16 light bulbs. If the
t-value falls between a 99% confidence interval, the company will be satisfied
that it is manufacturing acceptable light bulbs, A sample of 16 light bulbs is
randomly selected and tested. The mean life span of the sample is 1015 hours
and the standard deviation is 25 hours. Assume the life spans are
approximately normally distributed. Is the company making acceptable light
bulbs? Explain your reasoning.
4.
Chapter 6 Extended Response Problems
Name: Julian Nutter
5.
6.
7.
8.
9.
森-
FS
F6
F8
F9
F10
F11
国三
立
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