Ultra high performance concrete (UHPC) is a relatively new construction material that is characterized by strong adhesive properties with other materials. The article "Adhesive Power of Ultra High Performance Concrete from a Thermodynamic Point of View't described an investigation the intermolecular forces for UHPC connected to various substrates. The following work of adhesion measurements (in ml/m²) for UHPC specimens adhered to steel appeared in the article. 107.1 109.5 107.4 106.8 108.1 ) Is it plausible that the given sample observations were selected from a normal distribution? O It's plausible that the distribution could be normal. O I's not plausible that the distribution could be normal. Calculate a two-sided 95% confidence interval for the true average work of adhesion for UHPC adhered to steel. (Round your answers to two decimal places.) )ma/m? Does the interval suggest that 107 is a plausible value for the true average work of adhesion for UHPC adhered to steel? O The interval suggests that 107 is a possible value for the true average. O The interval doesn't suggest that 107 is a possible value for the true average. Does the interval suggest that 111 is a plausible value for the true average work of adhesion for UHPC adhered to steel? O The interval suggests that 111 is a possible value for the true average. O The interval doesn't suggest that 111 is a possible value for the true average. Predict the resulting vwork of adhesion value resulting from a single future replication of the experiment by calculating a 95% prediction interval. (Round your answers to two decimal places.) D) ma/m? Compare the width of this interval to the width of the CI from (b). O The Cl is wider than the PI. O The PI is wider than the CI. O The two intervals are the same width. ) Calculate an interval for which you can have a high degree of confidence that at least 95% of all UHPC specimens adhered to steel will have work of adhesion values between the limits of the interval. (Round your answers to two decimal places.) ma/m
Ultra high performance concrete (UHPC) is a relatively new construction material that is characterized by strong adhesive properties with other materials. The article "Adhesive Power of Ultra High Performance Concrete from a Thermodynamic Point of View't described an investigation the intermolecular forces for UHPC connected to various substrates. The following work of adhesion measurements (in ml/m²) for UHPC specimens adhered to steel appeared in the article. 107.1 109.5 107.4 106.8 108.1 ) Is it plausible that the given sample observations were selected from a normal distribution? O It's plausible that the distribution could be normal. O I's not plausible that the distribution could be normal. Calculate a two-sided 95% confidence interval for the true average work of adhesion for UHPC adhered to steel. (Round your answers to two decimal places.) )ma/m? Does the interval suggest that 107 is a plausible value for the true average work of adhesion for UHPC adhered to steel? O The interval suggests that 107 is a possible value for the true average. O The interval doesn't suggest that 107 is a possible value for the true average. Does the interval suggest that 111 is a plausible value for the true average work of adhesion for UHPC adhered to steel? O The interval suggests that 111 is a possible value for the true average. O The interval doesn't suggest that 111 is a possible value for the true average. Predict the resulting vwork of adhesion value resulting from a single future replication of the experiment by calculating a 95% prediction interval. (Round your answers to two decimal places.) D) ma/m? Compare the width of this interval to the width of the CI from (b). O The Cl is wider than the PI. O The PI is wider than the CI. O The two intervals are the same width. ) Calculate an interval for which you can have a high degree of confidence that at least 95% of all UHPC specimens adhered to steel will have work of adhesion values between the limits of the interval. (Round your answers to two decimal places.) ma/m
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:Ultra high performance concrete (UHPC) is a relatively new construction material that is characterized by strong adhesive properties with other materials. The article "Adhesive Power of Ultra High Performance Concrete from a Thermodynamic Point of View"t described an investigation of
the intermolecular forces for UHPC connected to various substrates. The following work of adhesion measurements (in ml/m) for UHPC specimens adhered to steel appeared in the article.
107.1 109.5 107.4 106.8 108.1
) Is it plausible that the given sample observations were selected from a normal distribution?
O It's plausible that the distribution could be normal.
O It's not plausible that the distribution could be normal.
J Calculate a two-sided 95% confidence interval for the true average work of adhesion for UHPC adhered to steel. (Round your answers to two decimal places.)
)m/m2
Does the interval suggest that 107 is a plausible value for the true average work of adhesion for UHPC adhered to steel?
O The interval suggests that 107 is a possible value for the true average.
O The interval doesn't suggest that 107 is a possible value for the true average.
Does the interval suggest that 111 is a plausible value for the true average work of adhesion for UHPC adhered to steel?
O The interval suggests that 111 is a possible value for the true average.
O The interval doesn't suggest that 111 is a possible value for the true average.
J Predict the resulting work of adhesion value resulting from a single future replication of the experiment by calculating a 95% prediction interval. (Round your answers to two decimal places.)
)ml/m²
Compare the width of this interval to the width of the CI from (b).
O The CI is wider than the PI.
O The PI is wider than the CI.
O The two intervals are the same width.
) Calculate an interval for which you can have a high degree of confidence that at least 95% of all UHPC specimens adhered to steel will have work of adhesion values between the limits of the interval. (Round your answers to two decimal places.)
m3/m2
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