A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • one year ago

a sample of 350 orders for take-out food at local pizzeria found that the average cost of an order was $23 with s= $16 (a)find the margin of error, if we use 95% confidenceinterval, for the average cost if an order. (b) interpret for management the margin of error. (c) if we need to be 99% confident, does the confidence interval become wider or narrower (d) find the 99% confidence interval

  • This Question is Closed
  1. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @welshfella

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

    sorry - i've forgotten this stuff

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

    im so lost

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

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

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.