Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

MathSofiya

Statistics: \[\mu=28\] \[\sigma=5\] If \[P(z\le z_0)=0.12\] How do I use the attached table to come to the conclusion that \[z_0=-1.175\]?

  • one year ago
  • one year ago

  • This Question is Closed
  1. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    • one year ago
  2. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    look up .12 in the middle of the table

    • one year ago
  3. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    or the numbers closest to .12

    • one year ago
  4. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    You mean here?

    • one year ago
  5. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    no...the middle of the table...middle of the paper

    • one year ago
  6. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    No I think you mean here

    • one year ago
  7. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    right?

    • one year ago
  8. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    no

    • one year ago
  9. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    Where?

    • one year ago
  10. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    middle! ... don't look along the edge yet

    • one year ago
  11. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    here?

    • one year ago
  12. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    yes...but there is another number that is really close to .12

    • one year ago
  13. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    .1190

    • one year ago
  14. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    yes...what are the z values for those 2 numbers

    • one year ago
  15. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    but how did they come to the conclusion that z_0=-1.175?

    • one year ago
  16. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    answer my last question first

    • one year ago
  17. MathSofiya
    Best Response
    You've already chosen the best response.
    Medals 0

    -1.1 and .07 and .08....ah I see Therefore -1.75 since it between .1190 and .1210

    • one year ago
  18. Zarkon
    Best Response
    You've already chosen the best response.
    Medals 1

    -1.17 and -1.18 take average of the two gives -1.175

    • one year ago
    • Attachments:

See more questions >>>

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.