× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
s
5
g
5
K
5
o
5
g
5
o
4
k
4
s
4
I
4
k
4
j
4
o
4
Home Q & A Board Science-Related Homework Help Mathematics
New Topic  
thisisstupidash thisisstupidash
wrote...
Go to Answer
Posts: 834
Rep: 0 0
6 years ago
A company has developed a new power cell and wants to estimate its average lifetime. A random sample of 650 power cells is tested and the average lifetime of this sample is found to be 315 hours. The 315 hours is the value of a:
 a. parameter. c. sample.
  b. statistic. d. population.
Read 47 times
1 Reply
Replies
Answer verified by a subject expert
suarezs1suarezs1
wrote...
#1
Top Poster
Posts: 1195
Rep: 16 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

thisisstupidash Author
wrote...

6 years ago
this is exactly what I needed
Ifekwunigwe
wrote...

Yesterday
Correct Slight Smile TY
zbmallo3
wrote...

2 hours ago
Thanks
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  802 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 363
  
 168
  
 952
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 820
Previous poll results: Which industry do you think artificial intelligence (AI) will impact the most?