Non-parametric HW problems

Non-parametric HW problems - Section15.1,D7p.607[D6 p...

Info icon This preview shows pages 1–2. Sign up to view the full content.

HW problems for the Nonparametric testing  Section 15.1, D7 p. 607  [D6 p. 676]  # 5 use  α  = 5% Wilcoxon Signed Rank P1)   The  sign test   can be used with paired data.  Suppose you expect few plus signs and many  negative signs.  Let  S   equal the number of positive signs in a sample of size n = 20.   (a) Specify every possible value of the test statistic  S  and the probability of each value under the  null hypothesis H o :   P(+)  =  P(-)  =  0.50 If H o  is true, then  S   has a binomial distribution with parameters n = 20 and p = 0.50.   (b) If one wanted to test H o  versus H a   P(+) < 0.50 with a type I error  α near 0.05, for what values of  S  would you reject H o ?   (c) What is the actual value of 
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

Image of page 2
This is the end of the preview. Sign up to access the rest of the document.
  • Fall '08
  • Stedinger
  • Null hypothesis, #, 5%, Nonparametric testing  Section

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern