Ask
your own question, for FREE!
Mathematics
9 Online
OpenStudy (anonymous):
A researcher is interested in estimating the noise levels in decibels at area urban hospitals. She wants to be 95% confident that her estimate is correct. If the standard deviation is 4.57, how large a sample is needed to get the desired information to be accurate within 0.62 decibels? Show all work. (Points : 6)
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
Countless7Echos:
Aye.. I need actually some help on the shading here.. if the light is from above too I just feel something is off.
kaelynw:
tried a lil smt, the arm is off but i like the other stuff
Countless7Echos:
I don't know just no sketch doodle day :p finished a video already so I'm pretty
Ferrari:
Depression Hi, it's me, Jordan (ferrari). It's supposed to be the Fourth of July but I feel kinda depressed and mad at myself for no reason.
Countless7Echos:
Aye.. I need actually some help on the shading here.. if the light is from above too I just feel something is off.
5 hours ago
19 Replies
3 Medals
kaelynw:
tried a lil smt, the arm is off but i like the other stuff
17 hours ago
27 Replies
3 Medals
Countless7Echos:
I don't know just no sketch doodle day :p finished a video already so I'm pretty
2 days ago
9 Replies
2 Medals
Ferrari:
Depression Hi, it's me, Jordan (ferrari). It's supposed to be the Fourth of July but I feel kinda depressed and mad at myself for no reason.
2 days ago
13 Replies
1 Medal
