The standard deviation in the pressure required to open a certain valve is known to be a=0.7 psi. Due to changes in the manufacturing process, the quality-control manager feels that the pressure variability has increased. (a) State the null and alternative hypotheses in words (b) State the null and alternative hypotheses symbolically (c) Explain what it would mean to make a Type 1 error. (d) Explain what it would mean to make a Type Il error. A. The standard deviation in the pressure required to open a certain valve is 0.7 psl. B. The standard deviation in the pressure required to open a certain valve is different from 0.7 psi OC. The standard deviation in the pressure required to open a certain valve is greater than 0.7 psi. D. The standard deviation in the pressure required to open any valve is 07 psi. State the alternative hypothesis in words. Choose the correct answer below. A. The standard deviation in the pressure required to open a certain valve is 0.7 psi. B. The standard deviation in the pressure required to open any valve is 0.7 psi C. The standard deviation in the pressure required to open a certain valve is greater than 0.7 psi. OD. The standard deviation in the pressure required to open a certain valve is different from 0.7 psl. (b) State the hypotheses symbolically HA DSİ
The standard deviation in the pressure required to open a certain valve is known to be a=0.7 psi. Due to changes in the manufacturing process, the quality-control manager feels that the pressure variability has increased. (a) State the null and alternative hypotheses in words (b) State the null and alternative hypotheses symbolically (c) Explain what it would mean to make a Type 1 error. (d) Explain what it would mean to make a Type Il error. A. The standard deviation in the pressure required to open a certain valve is 0.7 psl. B. The standard deviation in the pressure required to open a certain valve is different from 0.7 psi OC. The standard deviation in the pressure required to open a certain valve is greater than 0.7 psi. D. The standard deviation in the pressure required to open any valve is 07 psi. State the alternative hypothesis in words. Choose the correct answer below. A. The standard deviation in the pressure required to open a certain valve is 0.7 psi. B. The standard deviation in the pressure required to open any valve is 0.7 psi C. The standard deviation in the pressure required to open a certain valve is greater than 0.7 psi. OD. The standard deviation in the pressure required to open a certain valve is different from 0.7 psl. (b) State the hypotheses symbolically HA DSİ
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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Transcribed Image Text:The standard deviation in the pressure required to open a certain valve is known to be a=0.7 psi. Due to changes in the
manufacturing process, the quality-control manager feels that the pressure variability has increased.
(a) State the null and alternative hypotheses in words
(b) State the null and alternative hypotheses symbolically
(c) Explain what it would mean to make a Type 1 error
(d) Explain what it would mean to make a Type Il error.
A. The standard deviation in the pressure required to open a certain valve is 0.7 psi
B. The standard deviation in the pressure required to open a certain valve is different from 0.7 psi
OC. The standard deviation in the pressure required to open a certain valve is greater than 0.7 psi
D. The standard deviation in the pressure required to open any valve is 0.7 psl.
State the alternative hypothesis in words. Choose the correct answer below.
A. The standard deviation in the pressure required to open a certain valve is 0.7 psi.
B. The standard deviation in the pressure required to open any valve is 0.7 psi
C. The standard deviation in the pressure required to open a certain valve is greater than 0.7 psi.
OD. The standard deviation in the pressure required to open a certain valve is different from 0.7 psl.
(b) State the hypotheses symbolically
HA
DSİ
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