× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
p
4
h
4
c
4
d
3
3
c
3
t
3
u
3
A
3
B
3
j
3
s
3
New Topic  
arichman7730 arichman7730
wrote...
Posts: 753
Rep: 0 0
6 years ago
Suppose that the amount of time teenagers spend playing computer games per week is normally distributed with a standard deviation of 1.5 hours. A sample of 100 teenagers is selected at random, and the sample mean computed as 6.5 hours. Interpret the 95 confidence interval for this situation.
Read 45 times
2 Replies

Related Topics

Replies
wrote...
6 years ago
Based on our sample, we estimate the average time teenagers spend playing computer games is between 6.21 hours and 6.79 hours per week. We know that 95 of the time the true population mean would fall in the resulting interval.
arichman7730 Author
wrote...
6 years ago
Grinning Face
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1172 People Browsing
Related Images
  
 105
  
 168
  
 296
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 820

Previous poll results: How often do you eat-out per week?