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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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duo21 duo21
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A year ago
The time required to cure concrete is pivotal in the construction business. Insufficient curing time results in lower structural strength, which can create hazardous conditions. Conversely, too much curing time wastes valuable resources and may result in greatly inflated building costs. To help ascertain the minimum curing time, a random sample of 80 poured concrete foundations is drawn. The total time to completely cure each foundation is recorded. This study isbestdescribed as a(n) _________________ study.


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observational



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longitudinal



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experimental



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inferential

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


Edition: 3rd
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juniorpjuniorp
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A year ago
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duo21 Author
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A year ago
Smart ... Thanks!
rhockeygirl
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Yesterday
this is exactly what I needed
Marctheshark
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2 hours ago
Thank you, thank you, thank you!
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