You work for a company that produces electronics with integrated circuits. One of your products is called a "shift register." This product is designed to automatically shut down if its operating temperature exceeds 175 degrees Celsius. The manufacturing process has been designed to have a standard deviation of o = 0.4 degrees Celsius. You test a random sample 18 shift registers, and you record the following shut- down temperatures. Construct a 95% confidence interval for the overall mean shutdown-temperature. 174.7 174.66 175.46 175.29 174.47 175.69 174.81 174.44 174.85 175.41 174.68 174.88 174.95 174.89 174.8 175.04 175.54 174.44 (Checksum: 3149) a) Find the critical value and og . Critical Value: b) Find the confidence interval:
You work for a company that produces electronics with integrated circuits. One of your products is called a "shift register." This product is designed to automatically shut down if its operating temperature exceeds 175 degrees Celsius. The manufacturing process has been designed to have a standard deviation of o = 0.4 degrees Celsius. You test a random sample 18 shift registers, and you record the following shut- down temperatures. Construct a 95% confidence interval for the overall mean shutdown-temperature. 174.7 174.66 175.46 175.29 174.47 175.69 174.81 174.44 174.85 175.41 174.68 174.88 174.95 174.89 174.8 175.04 175.54 174.44 (Checksum: 3149) a) Find the critical value and og . Critical Value: b) Find the confidence interval:
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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Question 6: You work for a company that produces electronics with integrated circuits. One of your products is called a "shift register." This product is designed to automatically shut down if its operating temperature exceeds 175 degrees Celsius. The manufacturing process has been designed to have a standard deviation of σ=0.4σ=0.4 degrees Celsius. You test a random sample 18 shift registers, and you record the following shut-down temperatures. Construct a 95% confidence interval for the overall mean shutdown-temperature.
174.7 | 174.66 | 175.46 | 175.29 | 174.47 | 175.69 |
174.81 | 174.44 | 174.85 | 175.41 | 174.68 | 174.88 |
174.95 | 174.89 | 174.8 | 175.04 | 175.54 | 174.44 |
) Find the critical value and σ¯xσx¯ .
Critical Value: σ¯xσx¯ :
b) Find the confidence interval: (,
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