Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

shababe2010

  • one year ago

Time spent using email per session is normally distributed with u = 11 minutes and o = 2 minutes. If you select a random sample of 50 sessions, what is the probability that the sample mean is between 10.8 and 11.2 minutes? ...between 10.5 and 11 minutes. If you select a random sample of 200 sessions, what is the probability that the sample mean is between 10.8 and 11.2 minutes?

  • This Question is Closed

    Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Ask a Question
Find more explanations on OpenStudy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.