{"id":3602,"date":"2009-09-12T03:00:09","date_gmt":"2009-09-12T08:00:09","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/swansont\/?p=3602"},"modified":"2009-09-12T03:00:09","modified_gmt":"2009-09-12T08:00:09","slug":"new-and-improved-now-with-more-math","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/swansont\/archives\/3602","title":{"rendered":"New and Improved.  Now With More Math!"},"content":{"rendered":"<p><a href=\"http:\/\/blog.mrmeyer.com\/?p=4646\">What I Would Do With This: Groceries<\/a><\/p>\n<p>I&#8217;ve known this for years: the express line isn&#8217;t necessarily the fastest lane at the grocery store, or fastest per item, because of the overhead of the transaction (paying, getting change, etc).   I knew this even before Apu spilled the beans (<em>Mrs. Simpson, the express line is the fastest line not always.  That old man up front, he is starved for attention.  He will talk the cashier&#8217;s head off.<\/em>) but now someone has actual data and done a real analysis.<\/p>\n<blockquote><p><strong>Check is slower than credit which is slower than cash<\/strong>. Students are sometimes surprised that cash is faster than credit. From my observations, the fastest cash transaction will outpace the fastest credit transaction by a wide margin but there is also huge variance in credit transactions. I mean, some people have absolutely no idea what they are doing with that thing. The same can&#8217;t really be said of cash.<\/p><\/blockquote>\n<p>I&#8217;m secretly amazed every time someone behaves like it&#8217;s the first time they&#8217;ve ever swiped a credit card at a checkout line, and it&#8217;s rocket science to figure it out.  Hint:  you can swipe the card <em>before<\/em> the clerk finishes scanning them!<\/p>\n<p>When figuring the transaction overhead, there is a huge penalty for a non-tech-savvy shopper paying with credit.  Of course, there is a large overlap with the cash paying &#8220;Oh, I have exact change.  Let me get my coin purse!&#8221; customer, often a senior senior citizen.  (That&#8217;s not age discrimination, it&#8217;s profiling)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What I Would Do With This: Groceries I&#8217;ve known this for years: the express line isn&#8217;t necessarily the fastest lane at the grocery store, or fastest per item, because of the overhead of the transaction (paying, getting change, etc). I &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/swansont\/archives\/3602\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,35,47],"tags":[],"class_list":["post-3602","post","type-post","status-publish","format-standard","hentry","category-math","category-other-science","category-science-y-observation"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/3602","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/comments?post=3602"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/3602\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/media?parent=3602"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/categories?post=3602"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/tags?post=3602"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}