assertEquals("https://devel.org", pom.getValue("developers[1]/organizationUrl"));
        assertEquals("-1", pom.getValue("developers[1]/timezone"));
        assertEquals("yes", pom.getValue("developers[1]/properties/developer"));
        assertEquals(1, ((List<?>) pom.getValue("developers[1]/roles")).size());
        assertEquals("devel", pom.getValue("developers[1]/roles[1]"));

 * frac(x) respectively. This is the same definition as used by Excel and by S, it is the Type 7
 * definition in <a
 * href="http://stat.ethz.ch/R-manual/R-devel/library/stats/html/quantile.html">R</a>, and it is
 * described by <a
 * href="http://en.wikipedia.org/wiki/Quantile#Estimating_the_quantiles_of_a_population">