{"id":1590,"date":"2020-02-09T16:59:43","date_gmt":"2020-02-09T16:59:43","guid":{"rendered":"https:\/\/presswiki.allmath.gr\/wpwiki18\/?p=1590"},"modified":"2020-02-09T16:59:44","modified_gmt":"2020-02-09T16:59:44","slug":"%ce%b8%ce%ad%ce%bc%ce%b1-%cf%83%cf%84%ce%b1%cf%84%ce%b9%cf%83%cf%84%ce%b9%ce%ba%ce%ae%cf%82-2019%ce%bb2","status":"publish","type":"post","link":"https:\/\/presswiki.allmath.gr\/wpwiki18\/2020\/02\/09\/16\/59\/43\/1590\/","title":{"rendered":"\u0398\u03ad\u03bc\u03b1 \u03a3\u03c4\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 2019\u039b2"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img width=\"800\" height=\"315\" src=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-2.png\" alt=\"\" class=\"wp-image-1591\" srcset=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-2.png 800w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-2-300x118.png 300w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-2-768x302.png 768w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"636\" height=\"520\" src=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-3.png\" alt=\"\" class=\"wp-image-1592\" srcset=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-3.png 636w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-3-300x245.png 300w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 984px) 61vw, (max-width: 1362px) 45vw, 600px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"92\" height=\"173\" src=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-4.png\" alt=\"\" class=\"wp-image-1593\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"1024\" height=\"234\" src=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-5-1024x234.png\" alt=\"\" class=\"wp-image-1594\" srcset=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-5-1024x234.png 1024w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-5-300x69.png 300w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-5-768x175.png 768w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-5-1200x274.png 1200w, https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-content\/uploads\/2020\/02\/image-5.png 1305w\" sizes=\"(max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<p>H \u03c3\u03c9\u03c3\u03c4\u03ae \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7  \u0394.<\/p>\n\n\n\n<p>\u0394\u03b9\u03cc\u03c4\u03b9 \u03b7 \u03bc\u03ad\u03c3\u03b7 \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 70,4. <\/p>\n\n\n\n<p>\u0391\u03cd\u03be\u03b7\u03c3\u03b7 20% \u03b1\u03c5\u03c4\u03ae\u03c2 \u03b8\u03b1 \u03c4\u03b7\u03bd \u03ba\u03ac\u03bd\u03b5\u03b9 84,48.<\/p>\n\n\n\n<p>\u0397 $$s^2$$ \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 88,84 \u03ba\u03b1\u03b9 \u03b7 s=9.43.<\/p>\n\n\n\n<p>\u039c\u03b5\u03af\u03c9\u03c3\u03b7 20% \u03b8\u03b1 \u03c4\u03b7\u03bd \u03ba\u03ac\u03bd\u03b5\u03b9 7,54.<\/p>\n\n\n\n<p>\u038c\u03bc\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03b9\u03ba\u03ae \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 f(x) = ax + b<\/p>\n\n\n\n<p>$$\\overline{y} = a\\cdot \\overline{x} + b$$<\/p>\n\n\n\n<p>\u03ba\u03b1\u03b9 <\/p>\n\n\n\n<p>$$s_y = |a| s_x$$<\/p>\n\n\n\n<p>\u0388\u03c4\u03c3\u03b9 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03bf\u03c5\u03bd a=0,2 \u03ba\u03b1\u03b9 b=28,16<\/p>\n\n\n\n<p>\u0386\u03c1\u03b1 \u03c4\u03bf 65 \u03b8\u03b1 \u03b3\u03af\u03bd\u03b5\u03b9 80,16.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>H \u03c3\u03c9\u03c3\u03c4\u03ae \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u0394. \u0394\u03b9\u03cc\u03c4\u03b9 \u03b7 \u03bc\u03ad\u03c3\u03b7 \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 70,4. \u0391\u03cd\u03be\u03b7\u03c3\u03b7 20% \u03b1\u03c5\u03c4\u03ae\u03c2 \u03b8\u03b1 \u03c4\u03b7\u03bd \u03ba\u03ac\u03bd\u03b5\u03b9 84,48. \u0397 $$s^2$$ \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 88,84 \u03ba\u03b1\u03b9 \u03b7 s=9.43. \u039c\u03b5\u03af\u03c9\u03c3\u03b7 20% \u03b8\u03b1 \u03c4\u03b7\u03bd \u03ba\u03ac\u03bd\u03b5\u03b9 7,54. \u038c\u03bc\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03b3\u03c1\u03b1\u03bc\u03bc\u03b9\u03ba\u03ae \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 f(x) = ax + b $$\\overline{y} = a\\cdot \\overline{x} + b$$ \u03ba\u03b1\u03b9 &hellip; <a href=\"https:\/\/presswiki.allmath.gr\/wpwiki18\/2020\/02\/09\/16\/59\/43\/1590\/\" class=\"more-link\">\u0394\u03b9\u03b1\u03b2\u03ac\u03c3\u03c4\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1<span class=\"screen-reader-text\"> &#8220;\u0398\u03ad\u03bc\u03b1 \u03a3\u03c4\u03b1\u03c4\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 2019\u039b2&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[134],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/posts\/1590"}],"collection":[{"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/comments?post=1590"}],"version-history":[{"count":2,"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/posts\/1590\/revisions"}],"predecessor-version":[{"id":1596,"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/posts\/1590\/revisions\/1596"}],"wp:attachment":[{"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/media?parent=1590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/categories?post=1590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/presswiki.allmath.gr\/wpwiki18\/wp-json\/wp\/v2\/tags?post=1590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}