{"id":11635,"date":"2024-08-25T15:04:27","date_gmt":"2024-08-25T09:34:27","guid":{"rendered":"https:\/\/knowskit.com\/?p=11635"},"modified":"2024-08-25T15:04:32","modified_gmt":"2024-08-25T09:34:32","slug":"what-is-the-full-form-of-pmcc","status":"publish","type":"post","link":"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc","title":{"rendered":"PMCC \u7684\u5168\u79f0\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PMCC_Pearsons_Product-Moment_Correlation_Coefficient\"><\/span>PMCC: Pearson&#8217;s Product-Moment Correlation Coefficient<span class=\"ez-toc-section-end\"><\/span><\/h2><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u5207\u6362\u76ee\u5f55\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u5207\u6362<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#PMCC_Pearsons_Product-Moment_Correlation_Coefficient\" >PMCC: Pearson&#8217;s Product-Moment Correlation Coefficient<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#Whats_PMCC_All_About\" >What&#8217;s PMCC All About?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#The_PMCC_Scale\" >The PMCC Scale<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#How_PMCC_Works_Its_Magic\" >How PMCC Works Its Magic<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#Calculating_PMCC_A_Recipe_for_Success\" >Calculating PMCC: A Recipe for Success<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#When_PMCC_Hits_a_Snag\" >When PMCC Hits a Snag<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#PMCC_in_the_Wild\" >PMCC in the Wild<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/knowskit.com\/zh\/what-is-the-full-form-of-pmcc\/#Other_Full_Forms_of_PMCC\" >Other Full Forms of PMCC<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<p>PMCC is an acronym for Pearson&#8217;s Product-Moment Correlation Coefficient. If you look at it, you would say that it is a very difficult word, right? Let&#8217;s put this big topic into words that can be easily crammed into the tiniest of spaces!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Whats_PMCC_All_About\"><\/span>What&#8217;s PMCC All About?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>PMCC is comparable to some sort of friendship or trustworthy barometer which indicates among sets of data that how much stronger or closer these numbers are to each other. In other words, the higher the scores you get, the closer the numbers are. Simply put, it&#8217;s so simple!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_PMCC_Scale\"><\/span>The PMCC Scale<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>-1: Negative perfect correlation (come to think of it as they part ways in the most unpleasant way possible)<\/li>\n\n\n\n<li>0: No correlation (as if two people who have never met in their life are sitting next to each other on the bus)<\/li>\n\n\n\n<li>+1: Perfect positive correlation (like two most faithful and close friends!)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_PMCC_Works_Its_Magic\"><\/span>How PMCC Works Its Magic<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>It&#8217;s like you&#8217;re pondering the thought &#8211; is eating more ice cream the reason why you are so happy? PMCC is your mentor! It measures your ice cream intake and the scores of happiness you get and then gets you back a digit that ranges from +1 to -1. If the score is near +1, then you might be napping your way to happiness!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Calculating_PMCC_A_Recipe_for_Success\"><\/span>Calculating PMCC: A Recipe for Success<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Start by collaborating your dual data teams (for example: scoops of ice cream and faces of happiness)<\/li>\n\n\n\n<li>Find the average of both sets<\/li>\n\n\n\n<li>Subtract average from each data point<\/li>\n\n\n\n<li>Multiply each difference<\/li>\n\n\n\n<li>Sum up the products of all the differences<\/li>\n\n\n\n<li>Divide by the standard deviations multiplied together<\/li>\n<\/ul>\n\n\n\n<p>You made it! The PMCC figures you got tell you about how the number of capitalized &#8220;I&#8221;s in your article correlates to the post&#8217;s length. It&#8217;s almost like cooking a statistical delicacy &#8211; just follow the recipe and you will get something yummy!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_PMCC_Hits_a_Snag\"><\/span>When PMCC Hits a Snag<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>PMCC isn&#8217;t the darling of the day every time &#8211; it, too, has moments when it is down and out. It gets confused at non-linear equations. If your data behaves more sporadically a roller coaster rather than showing a linear evolution, PMCC might experience a little discomfort. Moreover, be careful not to let odd pieces of data out of place the calculator&#8217;s overall accuracy.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PMCC_in_the_Wild\"><\/span>PMCC in the Wild<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>From psychology to economics, PMCC arises, just like the saying &#8220;To talk about PMCC is to talk about everything&#8221;! This cliche is correct on so many levels; PMCC is just a statistical beacon. Meteorologists employ PMCC to predict the temperature for tomorrow. This method is also used by marketers to check if more ads result in higher sales. In the field of genetics, this tool is even utilized to find associations between various traits!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Other_Full_Forms_of_PMCC\"><\/span>Other Full Forms of PMCC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Poor Man&#8217;s Credit Card (Finance): A designed name used for a debit card<\/li>\n\n\n\n<li>Project Management Competence Centre (Business): The place where the project management is advertised and carried out as a cheerleader<\/li>\n\n\n\n<li>Precious Metals Commodity Contract (Trading): An alternative method to either buy or sell metals<\/li>\n\n\n\n<li>Polymorphic Malware Command and Control (Cybersecurity): This is the part of the virus doing all the processing a communication is subjected to<\/li>\n\n\n\n<li>Photomultiplier Current Comparator (Physics): An apparatus that inline-compare tiny electric currents obtained by the detectors<\/li>\n\n\n\n<li>Parallel Multi-Core Computing (Computer Science): Joining different computers\u00a0simultaneously to perform a single task very efficiently<\/li>\n\n\n\n<li>Pediatric Multidisciplinary Care Clinic (Healthcare): One spot for all the kids health care needs<\/li>\n\n\n\n<li>Positive Mental Cognitive Conditioning (Psychology): Persuading your brain to act in a good way by the use of cognitive therapy<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Performance Management Consulting Company (Business): Improving business efficiency through time management<\/li>\n\n\n\n<li>Plant Maintenance Control Center (Industry): The geeky software where all the industrial computer data are managed and displayed<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>PMCC \u7684\u5168\u79f0\u662f PMCC\uff1a\u76ae\u5c14\u900a\u79ef\u5e42\u76f8\u5173\u7cfb\u6570<br \/>\nPMCC \u662f Pearson's Product-Moment Correlation Coefficient 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