https://isangfeng.github.io/tags/%E5%BF%83%E7%90%86%E7%BB%9F%E8%AE%A1%E5%AD%A6/Recent content in 心理统计学 on 桑峰Hugo -- gohugo.iozh-cn© 2026 桑峰Mon, 25 Sep 2023 00:00:00 +0000https://isangfeng.github.io/posts/2023/09/20230925_weeklynotes/Mon, 25 Sep 2023 00:00:00 +0000https://isangfeng.github.io/posts/2023/09/20230925_weeklynotes/<h2 class="relative group">单样本设计 <div id="单样本设计" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#%e5%8d%95%e6%a0%b7%e6%9c%ac%e8%ae%be%e8%ae%a1" aria-label="锚点">#</a> </span> </h2> <h3 class="relative group">单样本的z检验 <div id="单样本的z检验" class="anchor"></div> <span class="absolute top-0 w-6 transition-opacity opacity-0 -start-6 not-prose group-hover:opacity-100 select-none"> <a class="text-primary-300 dark:text-neutral-700 !no-underline" href="#%e5%8d%95%e6%a0%b7%e6%9c%ac%e7%9a%84z%e6%a3%80%e9%aa%8c" aria-label="锚点">#</a> </span> </h3> <p>统计量计算公式：\(z_{obt}=\frac{\overline{X}_{obt}-\mu}{\sigma/\sqrt{N}}\).</p>