\u3000\u56db\u5206\u8868\u3067\u306f\u4e0b\u8a18\u306e\u5f0f\u3067\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u3092\u6c42\u3081\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u304c\uff0c\u540d\u7fa9\u5909\u6570\u3084\u30a2\u30a6\u30c8\u30ab\u30e0\u306e\u53d6\u308b\u5024\u304c3\u4ee5\u4e0a\u306e\u5834\u5408\u3067\u3082\u03c7\u4e8c\u4e57\u691c\u5b9a\u3092\u884c\u3046\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\uff0e\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u3068\u306f\uff0c\u5168\u3066\u306e\u30bb\u30eb\u306b\u304a\u3044\u3066\u89b3\u5bdf\u5024 O \u3068\u671f\u5f85\u5024 E \u306e\u5dee\u3092\u4e8c\u4e57\u3057\u305f\u5024\u3092\u671f\u5f85\u5024 E \u3067\u9664\u3057\uff0c\u305d\u308c\u3089\u3092\u5408\u8a08\u3057\u305f\u5024\u306e\u3053\u3068\u3067\u3059\uff0e<\/p>\n

$\\displaystyle\\chi^2(df)=\\sum\\frac{(O-E)^2}{E}$ <\/p>\n

df: degree of freedom<\/p>\n

\u3000\u56db\u5206\u8868\uff08\u30af\u30ed\u30b9\u8868\uff09\u304c\u4e0b\u8a18\u306e\u3088\u3046\u3067\u3042\u308b\u5834\u5408\uff0c\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\uff0e\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u306f\u03c7\u4e8c\u4e57\u5206\u5e03\u306b\u5f93\u3044\uff0c\u81ea\u7531\u5ea61\u306e\u5834\u5408\uff0c\u7247\u5074\u691c\u5b9a\u3067 p < 0.05 \u3068\u306a\u308b\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u306f 3.841, p < 0.01 \u3060\u3068 6.635, p < 0.001 \u3060\u3068 10.828 \u3067\u3059\uff0e\u4e21\u5074\u691c\u5b9a\u3067 p < 0.05 \u3068\u306a\u308b\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u306f 5.024, P < 0.01 \u3060\u3068 7.879 \u3067\u3059\uff0e<\/p>\n\n\n\n\n\n\n
\u00a0<\/td>\n TRUE<\/span><\/strong><\/td>\n FALSE<\/span><\/strong><\/td>\n Marginal total<\/span><\/td>\n<\/tr>\n
POSITIVE<\/span><\/strong><\/td>\n a<\/span><\/td>\n b<\/span><\/span><\/td>\n a + b<\/span><\/td>\n<\/tr>\n
NEGATIVE<\/span><\/strong><\/td>\n c<\/span><\/td>\n d<\/span><\/td>\n c + d<\/span><\/td>\n<\/tr>\n
Marginal total<\/span><\/td>\n a + c<\/span><\/td>\n b + d<\/span><\/td>\n N<\/span>\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
$\\displaystyle \\begin{array}{rcl}\\chi^2&=&(ad-bc)^2\\times\\frac{N}{(a+b)(c+d)(a+c)(b+d)}\\vspace{0.2in}\\\\\\chi^2(Yates)&=&\\left(|ad-bc|-\\frac{1}{2}\\right)^2\\times\\frac{N}{(a+b)(c+d)(a+c)(b+d)}\\end{array}$ <\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
\u3000\u56db\u5206\u8868\u3067\u306f\u4e0b\u8a18\u306e\u5f0f\u3067\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u3092\u6c42\u3081\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u304c\uff0c\u540d\u7fa9\u5909\u6570\u3084\u30a2\u30a6\u30c8\u30ab\u30e0\u306e\u53d6\u308b\u5024\u304c3\u4ee5\u4e0a\u306e\u5834\u5408\u3067\u3082\u03c7\u4e8c\u4e57\u691c\u5b9a\u3092\u884c\u3046\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\uff0e\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u3068\u306f\uff0c\u5168\u3066\u306e\u30bb\u30eb\u306b\u304a\u3044\u3066\u89b3\u5bdf\u5024 O \u3068\u671f\u5f85\u5024 E \u306e\u5dee\u3092\u4e8c\u4e57\u3057\u305f\u5024\u3092\u671f … “\u56db\u5206\u8868\uff08\u30af\u30ed\u30b9\u8868\uff09\u304b\u3089\u03c7\u4e8c\u4e57\u691c\u5b9a\u3092\u884c\u3046” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[7],"tags":[55,36,54,28,31],"class_list":["post-1035","post","type-post","status-publish","format-standard","hentry","category-statistics","tag-yates","tag-36","tag-54","tag-28","tag-31"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t

\u00a0<\/td>\n	TRUE<\/span><\/strong><\/td>\n	FALSE<\/span><\/strong><\/td>\n	Marginal total<\/span><\/td>\n<\/tr>\n
POSITIVE<\/span><\/strong><\/td>\n	a<\/span><\/td>\n	b<\/span><\/span><\/td>\n	a + b<\/span><\/td>\n<\/tr>\n
NEGATIVE<\/span><\/strong><\/td>\n	c<\/span><\/td>\n	d<\/span><\/td>\n	c + d<\/span><\/td>\n<\/tr>\n
Marginal total<\/span><\/td>\n	a + c<\/span><\/td>\n	b + d<\/span><\/td>\n	N<\/span>\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n $\\displaystyle \\begin{array}{rcl}\\chi^2&=&(ad-bc)^2\\times\\frac{N}{(a+b)(c+d)(a+c)(b+d)}\\vspace{0.2in}\\\\\\chi^2(Yates)&=&\\left(\|ad-bc\|-\\frac{1}{2}\\right)^2\\times\\frac{N}{(a+b)(c+d)(a+c)(b+d)}\\end{array}$ <\/p>\n<\/div>","protected":false},"excerpt":{"rendered":" \u3000\u56db\u5206\u8868\u3067\u306f\u4e0b\u8a18\u306e\u5f0f\u3067\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u3092\u6c42\u3081\u308b\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u304c\uff0c\u540d\u7fa9\u5909\u6570\u3084\u30a2\u30a6\u30c8\u30ab\u30e0\u306e\u53d6\u308b\u5024\u304c3\u4ee5\u4e0a\u306e\u5834\u5408\u3067\u3082\u03c7\u4e8c\u4e57\u691c\u5b9a\u3092\u884c\u3046\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\uff0e\u03c7\u4e8c\u4e57\u7d71\u8a08\u5024\u3068\u306f\uff0c\u5168\u3066\u306e\u30bb\u30eb\u306b\u304a\u3044\u3066\u89b3\u5bdf\u5024 O \u3068\u671f\u5f85\u5024 E \u306e\u5dee\u3092\u4e8c\u4e57\u3057\u305f\u5024\u3092\u671f … “\u56db\u5206\u8868\uff08\u30af\u30ed\u30b9\u8868\uff09\u304b\u3089\u03c7\u4e8c\u4e57\u691c\u5b9a\u3092\u884c\u3046” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[7],"tags":[55,36,54,28,31],"class_list":["post-1035","post","type-post","status-publish","format-standard","hentry","category-statistics","tag-yates","tag-36","tag-54","tag-28","tag-31"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t