Quantcast

A community for students. Sign up today!

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

Chena804

  • 2 years ago

Statistics Question:

  • This Question is Closed
  1. EulerGroupie
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    I'm a little weak on stats... but \[z=\frac{x-50}{10}\]

  2. EulerGroupie
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    look up .2 in a z table... the closest I get is 0.2005 is z=-.08

  3. EulerGroupie
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[-.8=\frac{x-50}{10}\]so x=42 dB and below.

  4. EulerGroupie
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    But, as I said... this is a weak subject for me.

  5. Chena804
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    That's fine I will test it out thank you for the help though. I have been stuck on this stuff for a while but now I have a better idea on it.

  6. EulerGroupie
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    cool

  7. EulerGroupie
    • 2 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oops... 0.2005 gets z=-0.8.... same result

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

    Search OpenStudy
    • 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.