{"id":9646,"date":"2011-12-26T02:00:49","date_gmt":"2011-12-26T09:00:49","guid":{"rendered":"https:\/\/gmatclub.com\/blog\/?p=9646"},"modified":"2011-12-26T05:45:58","modified_gmt":"2011-12-26T12:45:58","slug":"gmat-question-of-the-day-dec-26-statistics-and-critical-reasoning","status":"publish","type":"post","link":"https:\/\/gmatclub.com\/blog\/gmat-question-of-the-day-dec-26-statistics-and-critical-reasoning\/","title":{"rendered":"GMAT Question of the Day (Dec 26): Statistics and Critical Reasoning"},"content":{"rendered":"<p><strong>Math (PS)<\/strong><\/p>\n<p>Which of the following sets has the same standard deviation as set <img src='https:\/\/s0.wp.com\/latex.php?latex=%28a%2C+b%2C+c%29&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='(a, b, c)' title='(a, b, c)' class='latex' \/>?<\/p>\n<p>(A) <img src='https:\/\/s0.wp.com\/latex.php?latex=%28ab%2C+b%5E2%2C+cb%29&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='(ab, b^2, cb)' title='(ab, b^2, cb)' class='latex' \/><br \/>\n(B) <img src='https:\/\/s0.wp.com\/latex.php?latex=%282a%2C+b+%2B+a%2C+c+%2B+b%29&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='(2a, b + a, c + b)' title='(2a, b + a, c + b)' class='latex' \/><br \/>\n(C) <img src='https:\/\/s0.wp.com\/latex.php?latex=%280%2C+b+%2B+a%2C+c+-+a%29&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='(0, b + a, c - a)' title='(0, b + a, c - a)' class='latex' \/><br \/>\n(D) <img src='https:\/\/s0.wp.com\/latex.php?latex=%28ab%2C+bc%2C+ac%29&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='(ab, bc, ac)' title='(ab, bc, ac)' class='latex' \/><br \/>\n(E) <img src='https:\/\/s0.wp.com\/latex.php?latex=%28ab+%2B+c%2C+a%281+%2B+b%29%2C+b%281%2Ba%29%29&#038;bg=ffffff&#038;fg=000000&#038;s=0' alt='(ab + c, a(1 + b), b(1+a))' title='(ab + c, a(1 + b), b(1+a))' class='latex' \/> <\/p>\n<div style=\"background-color: rgb(141, 179, 226); border-top: 4px solid rgb(0, 0, 0); border-bottom: 4px solid rgb(0, 0, 0); padding: 5px; margin-left: 20px; font-size: 15px; font-family: Gergia,serif; font-weight: bold\">\n<div style=\"font-size: 19px; color: rgb(255, 255, 255); margin-bottom: 10px; padding-left: 10px\">GMAT Daily Deals<\/div>\n<ul>\n<li style=\"padding: 0pt 0pt 10px 20px; color: rgb(255, 255, 255); list-style-type: disc\">Knewton's On Demand course only $349. <a href=\"https:\/\/gmatclub.com\/static\/forward.php?r=https:\/\/www.knewton.com\/gmat\/pricing\/gmatclub\/\" style=\"color: rgb(0, 0, 255);\"><u>Sign up now!<\/u><\/a><\/li>\n<li style=\"padding: 0pt 0pt 0px 20px; color: rgb(255, 255, 255); list-style-type: disc\">Need help with your MBA School application? Amerasia Consulting offers 10% off when you mention GMAT Club. <a href=\"https:\/\/gmatclub.com\/static\/forward.php?r=https:\/\/gmatclub.com\/forum\/ask-paul-lanzillotti-153\/\" style=\"color: rgb(0, 0, 255);\"><u>Learn more!<\/u><\/a><\/li>\n<\/ul>\n<\/div>\n<p><\/p>\n<p><strong>Verbal (CR)<\/strong><\/p>\n<p>Guidebook writer: I have visited hotels throughout the country and have noticed that in those built before 1930 the quality of the original carpentry work is generally superior to that in hotels built afterward. Clearly carpenters working on hotels before 1930 typically worked with more skill, care, and effort than carpenters who have worked on hotels built subsequently.<\/p>\n<p>Which of the following, if true, most seriously weakens the guidebook writer\u2019s argument?<\/p>\n<p>(A) The quality of original carpentry in hotels is generally far superior to the quality of original carpentry in other structures, such as houses and stores.<br \/>\n(B) Hotels built since 1930 can generally accommodate more guests than those built before 1930.<br \/>\n(C) The materials available to carpenters working before 1930 were not significantly different in quality from the materials available to carpenters working after 1930.<br \/>\n(D) The better the quality of original carpentry in a building, the less likely that building is to fall into disuse and be demolished.<br \/>\n(E) The average length of apprenticeship for carpenters has declined significantly since 1930.<\/p>\n<div style=\"color:#cecece\">\nAnswers to the questions: <strong>E<\/strong>, <strong>D<\/strong><br \/>\nFor explanations please see these threads: <a href=\"https:\/\/gmatclub.com\/forum\/m11-72303.html\">math<\/a> and <a href=\"https:\/\/gmatclub.com\/forum\/guidebook-writer-i-have-visited-hotels-throughout-the-75636.html\">verbal<\/a>\n<\/div>\n<p><\/p>\n<p><strong>Like these questions?<\/strong> Get the GMAT Club question collection: <a href=\"https:\/\/gmatclub.com\/tests\/\">online at GMAT Club<\/a> OR <a href=\"https:\/\/www.amazon.com\/gp\/redirect.html?ie=UTF8&location=http%3A%2F%2Fwww.amazon.com%2Fgp%2Fentity%2FGMAT-Club%2FB0048PPF3U%3Fie%3DUTF8%26ref_%3Dntt_athr_dp_pel_1&tag=gmatclub-20&linkCode=ur2&camp=1789&creative=390957\">on your Kindle<\/a> OR <a href=\"https:\/\/click.linksynergy.com\/fs-bin\/stat?id=PJTlq5NYqfE&offerid=146261&type=3&subid=blog&tmpid=1826&RD_PARM1=http%253A%252F%252Fitunes.apple.com%252Fus%252Fapp%252Fgmat-toolkit%252Fid328345537%253Fmt%253D8%2526uo%253D6%2526partnerId%253D30\">on your iPhone\/iPad<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Math (PS) Which of the following sets has the same standard deviation as set ? (A) (B) (C) (D) (E) GMAT Daily Deals Knewton&#8217;s On Demand course only $349. Sign&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[152,9,721,717],"tags":[],"class_list":["post-9646","post","type-post","status-publish","format-standard","hentry","category-gmat-tests","category-gmat","category-critical-reasoning-gmat","category-problem-solving-gmat","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/9646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/comments?post=9646"}],"version-history":[{"count":1,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/9646\/revisions"}],"predecessor-version":[{"id":9647,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/posts\/9646\/revisions\/9647"}],"wp:attachment":[{"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/media?parent=9646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/categories?post=9646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gmatclub.com\/blog\/wp-json\/wp\/v2\/tags?post=9646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}