college stats

posted by .

Sorry for all the questions, I really need help and an explanation so I can fully understand. I really appreciate everything. Thank you.

In a random sample of 519 judges, it was found that 285 had an introvert personality type. Construct a 95% confidence interval for the actual percentage of judges who are introverts

1.Enter the SD.Round your answer to 3 decimal places.
2.Enter the SE for the percentage. Round your answer to two decimal places.
3.What is the z-value for a 95% confidence interval?
4.What is the lower boundary of the interval? Round your answer to one decimal place.
5.What is the upper boundary of the interval? Round your answer to one decimal place.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Statistics

    For some reason I didn't get the entire questions submitted on the previous email. I really need help with the last part - the part about the crusty old professor. THANKS. K Students in a very large first year college class at a prestigious …
  2. Math

    I need to express the following in equivalent form: m-2/m^2-5m+6 , 2x+6/x^2-6x-27 , a^2+a/a^2+2a+1 , 2w+1/2w^2+2w+1 , 8Z+6Z^2/9z^2-16 I really don't understand how I can do this if the denominator is smaller and I just don't see how …

    I am working on a paper for my college HIS class, I have found everything I need but am struggling finding information to answer one area..if someone could point me into the direction of some useful information, I would really appreciate …
  4. Statistics

    In a random sample of 508 judges, it was found that 281 were introverts. Let p represent the proportion of all judges who are introverts. Find a point estimate for p. Round your answer to four decimal places. I am needing assitance …
  5. Math

    Mathmate, I really appreciate all your help regarding my composite function question below but I'm still in need of your help. I don't understand how the range of x^2-x+1 is R. Isn't this a parabola with a minimum for y?
  6. general

    I really don't like the fact that you guys are skipping so many questions we need help here and were not getting it. i understand that no one knows everything but, please don't skip the questions its really hard when i need help and …
  7. Grd 12 U English

    I am the discussion director for my group. I have to grab 4 reallyyy good discussion questions for the book The Kite Runner. I already found one good question, I need the other 3. It has to be from chapter 1-3 PLEASE help me out, i'm …
  8. college stats

    Again sorry for all the questions. please help, I am not good at stats and find these questions very difficult. I would appreciate an explanation if possible. 1.What is the sample average?
  9. Math

    Our teacher handed out handfuls of m&ms to each student in class. We were divided into 4 groups of 5 each. We had to count the colors of each of our handfuls of m&ms. Would this be considered a random sample?
  10. Thank Jiskha tutors

    I really appreciate all that you tutors do for us, I know we may be a bit demanding sometimes XD but we really love how you guys are always there to help us out. Coming from experience, I've had some past teachers that aren't as willing …

More Similar Questions