The official Day of the Mexican Holiday Day of the Dead, in Spanish called Dia dÃ­a De, muertos Is november. 2nd, however the celebrations surrounding the holiday actually vary â¦ fr Om october 28th To november, 3rd depending on the. region
The hypothesis actually to be tested is usually given the symbol H0, and is. commonly referred to as the null hypothesis. As is explained more below, the null hypothesis is. assumed to be true unless there is strong evidence to the contrary â similar to how a person is. assumed to be innocent until proven guilty.
1 Null hypothesis. 2  The null hypothesis, denoted by H 0, is usually the hypothesis that sample observations result purely from chance. 3  Alternative hypothesis. 4  The alternative hypothesis, denoted by H 1 or H a, is the hypothesis that sample observations are influenced by some non-random cause.