This setting is used to find the location (or critical value) on the Chi Square sampling distribution that includes a tail area equal to the alpha-cutoff value (0.05).
该设置用于查找 X 平方分布的抽样分布中包含尾数区域等于 alpha 断开值（0.05）的位置（或临界值）。
2
The 150 square-meter setting, with its vertiginous ceilings and marbled tiled floors that are punctuated by massive columns are now softened with the clever addition of the lamps and furniture.
Because of the precise positioning of the buildings and their outline, the pedestrian flows, which make the central square a public setting, are organized in an effective and logical way.