In Figure 8.14, the alternative hypothesis states that the two variances are not equal, which is the two-sided alternative hypothesis. Figure 8.17 displays the box-and-whisker plot. Observations that ...

The continuity-adjusted chi-square statistic for 2 ×2 tables is similar to the Pearson chi ... (1,1) cell). For a left-sided alternative hypothesis, A is the set of tables where the frequency in the ...