When $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } = \ldots \ldots \ldots = \mu _ { j }$

Essay

When $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } = \ldots \ldots \ldots = \mu _ { j }$ is tested using the Kruskal-Wallis test statistic K with approximate significance level $\alpha$ , then $H _ { 0 }$ is rejected if K is greater than or equal to __________.