Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
New Topic  
ssp ssp
wrote...
Go to Answer
Posts: 90
Rep: 0 0
2 years ago
Use the information below to answer the following question(s).

Some research has indicated that as people age they need less sleep. A random sample of adults was selected and the number of hours that they slept last night was recorded. Simple regression analysis was performed on this sample and the results are shown below.




According to these regression results, the average number of hours that a person who is 40 years old is ________.

▸ 6.8

▸ 7.1

▸ 7.7

▸ 8.4
Textbook 
Business Statistics

Business Statistics


Edition: 2nd
Author:
Read 53 times
1 Reply
Replies
Answer verified by a subject expert
wanjigagawanjigaga
wrote...
#1
Posts: 82
Rep: 3 0
2 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

ssp Author
wrote...

2 years ago
Thanks for your help!!
rhockeygirl
wrote...

Yesterday
Correct Slight Smile TY
rhockeygirl
wrote...

2 hours ago
Smart ... Thanks!
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1258 People Browsing
 123 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 349
  
 288
  
 136
Your Opinion
Do you believe in global warming?
Votes: 370
Previous poll results: Who will win the 2024 president election?