Asked by Nick

What is the probability that a random sample of 25 swimmers results in a sample mean of 49 seconds or less?
Answered by Ms. Sue
You need more information to solve this problem.
Answered by jill
Thank you for helping me with my math problem. I'm getting ready to take an exam and I have a really hard time with application problems. Is there any good way to study for them? thanks
Answered by iormares
a good way to study them is to try the memorize them .then you will be ready for the exam!
Answered by divya
what you should do is try your best on your exam .it does not matter if you got it wrong.