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Unformatted text preview: Sign Test (12) :p=.5 :dist. For ___is higher/lower/are diff. Z= x= # of + signs Total # of +&- signs Spearman rank correlation coefficient ρs (12) ;ρs=0 ρs<>≠0 rs= d=diff in ranks n=# data pairs Testing goodness of fit (11) :the dist. Are the same :the dist. Are diff. E= and X2= p-val found on chi square table Rank Test (12) The dist. Are the same The dist. Are diff. Z= R= µ = σ = Test for randomness (12) The symbols___&___ are randomly mixed The symbols___&___ aren’t randomly mixed R=# of runs in the sequence (critical val. c1 & c2)...
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- Spring '11
- Statistics, Pearson product-moment correlation coefficient, Covariance and correlation, Non-parametric statistics, Spearman's rank correlation coefficient, Statistical dependence, μ1- μ2