An engineer wishing to obtain the speed characteristics on a bypass around her city at a confidence level of 95%, and an acceptable limit of t 1.0 mi/h collected a total of 130 spot speed samples and determined that the variance is 25 (mi/h). Has the engi- neer met with all of the requirements of the study?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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An engineer wishing to obtain the speed characteristics on a bypass around her city at
a confidence level of 95%, and an acceptable limit of + 1.0 mi/h collected a total of
130 spot speed samples and determined that the variance is 25 (mi/h). Has the engi-
neer met with all of the requirements of the study?
Transcribed Image Text:An engineer wishing to obtain the speed characteristics on a bypass around her city at a confidence level of 95%, and an acceptable limit of + 1.0 mi/h collected a total of 130 spot speed samples and determined that the variance is 25 (mi/h). Has the engi- neer met with all of the requirements of the study?
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