Results 1 to 2 of 2

Thread: statistical tests

  1. #1
    Apr 2010

    statistical tests

    Let X and Y equal the concentration of suspended particles in u(greek mu) g/m^3 in the cities of Melbourne and Houston respectively. Using n=13 observations of X and m=16 observations of Y, test H0: ux=uy against H1: ux<uy. (u represents mu)

    a. define the test statistic and critical region, assuming that the unknown variances are equal . Let a(greek alpha)= 0.05

    b. if x bar=72.9, sx(s subscript x)=25.6, y bar=81.7, sy=28.3, calculate the value of the test statistic and state your conclusion
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Junior Member estatistics's Avatar
    Dec 2012

    Re: statistical tests

    A Statistician / psychologist can help you with your statistics in spss, amos, statistica, Econometrics, minitab, stata, r, gpower (in psychometrics, psychology, sociology, marketing, statistics, or psychometrics) as well with the whole project (master, bachelor, dissertation). Regression, factorial analysis, correlation, time series, path analysis, anova, ancova, glm, non parametric (e.g. bootstrap), reliability, standardization, validity, mediation and moderation analyses can be done. Normality check as well plagiarism check is offered. We can also evaluate questionnaires. Private lessons are offered also using skype. estatistics. email:
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Hypothesis tests
    Posted in the Advanced Statistics Forum
    Replies: 2
    Last Post: Aug 10th 2010, 11:55 AM
  2. Continuity Tests
    Posted in the Pre-Calculus Forum
    Replies: 6
    Last Post: Sep 20th 2009, 08:47 PM
  3. Tests for convergences
    Posted in the Differential Geometry Forum
    Replies: 2
    Last Post: Jul 12th 2009, 11:12 AM
  4. Tests
    Posted in the Algebra Forum
    Replies: 6
    Last Post: Nov 13th 2008, 04:43 AM
  5. Chi-tests
    Posted in the Statistics Forum
    Replies: 0
    Last Post: Apr 19th 2008, 11:24 AM

Search Tags

/mathhelpforum @mathhelpforum