6.7.1. statsmodels.sandbox.regression.anova_nistcertified¶
calculating anova and verifying with NIST test data
compares my implementations, stats.f_oneway and anova using statsmodels.OLS
6.7.1.1. Functions¶
anova_ols(y, x) |
|
anova_oneway(y, x[, seq]) |
|
data2dummy(x[, returnall]) |
convert array of categories to dummy variables |
getnist(filename) |
|
groupsstats_dummy(y, x[, nonseq]) |
|
groupstatsbin(factors, values) |
uses np.bincount, assumes factors/labels are integers |