Top Posters
Since Sunday
28
o
8
d
6
C
5
A
5
H
5
n
4
t
4
d
4
p
4
r
4
s
4
Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
New Topic  
duo21 duo21
wrote...
Go to Answer
Posts: 67
Rep: 0 0
A month 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.


▸

observational



▸

longitudinal



▸

experimental



▸

inferential

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


Edition: 3rd
Author:
Read 4 times
1 Reply
Replies
Answer verified by a subject expert
juniorpjuniorp
wrote...
#1
Posts: 69
Rep: 0 0
A month ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here

observational
1

Related Topics

duo21 Author
wrote...

A month ago
Thanks
Fleury
wrote...

Yesterday
Helped a lot
mmmm_dat_userna
wrote...

2 hours ago
Smart ... Thanks!
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  128 People Browsing
 284 Signed Up Today
Start New Topic Take the Tour Study Tips Study ToolsNew Topics Trending Browse by Textbook
Related Images
  
 529
  
 259
  
 108
Your Opinion
Do you believe in global warming?
Votes: 348
Previous poll results: What's your favorite math subject?