While not every wrong answer choice will be one of the common LSAT flaws, many will be. Sometimes, these common flaws will be presented clearly in the answer choices, but at other times, they will be buried within abstract language. Let's practice decodin (2024)

`); let searchUrl = `/search/`; history.forEach((elem) => { prevsearch.find('#prevsearch-options').append(`


`); }); } $('#search-pretype-options').empty(); $('#search-pretype-options').append(prevsearch); let prevbooks = $(false); [ {title:"Recently Opened Textbooks", books:previous_books}, {title:"Recommended Textbooks", books:recommended_books} ].forEach((book_segment) => { if (Array.isArray(book_segment.books) && book_segment.books.length>0 && nsegments<2) { nsegments+=1; prevbooks = $(`

  • ${book_segment.title}
  • `); let searchUrl = "/books/xxx/"; book_segment.books.forEach((elem) => { prevbooks.find('#prevbooks-options'+nsegments.toString()).append(`

    ${elem.title} ${ordinal(elem.edition)} ${elem.author}

    `); }); } $('#search-pretype-options').append(prevbooks); }); } function anon_pretype() { let prebooks = null; try { prebooks = JSON.parse(localStorage.getItem('PRETYPE_BOOKS_ANON')); }catch(e) {} if ('previous_books' in prebooks && 'recommended_books' in prebooks) { previous_books = prebooks.previous_books; recommended_books = prebooks.recommended_books; if (typeof PREVBOOKS !== 'undefined' && Array.isArray(PREVBOOKS)) { new_prevbooks = PREVBOOKS; previous_books.forEach(elem => { for (let i = 0; i < new_prevbooks.length; i++) { if (elem.id == new_prevbooks[i].id) { return; } } new_prevbooks.push(elem); }); new_prevbooks = new_prevbooks.slice(0,3); previous_books = new_prevbooks; } if (typeof RECBOOKS !== 'undefined' && Array.isArray(RECBOOKS)) { new_recbooks = RECBOOKS; for (let j = 0; j < new_recbooks.length; j++) { new_recbooks[j].viewed_at = new Date(); } let insert = true; for (let i=0; i < recommended_books.length; i++){ for (let j = 0; j < new_recbooks.length; j++) { if (recommended_books[i].id == new_recbooks[j].id) { insert = false; } } if (insert){ new_recbooks.push(recommended_books[i]); } } new_recbooks.sort((a,b)=>{ adate = new Date(2000, 0, 1); bdate = new Date(2000, 0, 1); if ('viewed_at' in a) {adate = new Date(a.viewed_at);} if ('viewed_at' in b) {bdate = new Date(b.viewed_at);} // 100000000: instead of just erasing the suggestions from previous week, // we just move them to the back of the queue acurweek = ((new Date()).getDate()-adate.getDate()>7)?0:100000000; bcurweek = ((new Date()).getDate()-bdate.getDate()>7)?0:100000000; aviews = 0; bviews = 0; if ('views' in a) {aviews = acurweek+a.views;} if ('views' in b) {bviews = bcurweek+b.views;} return bviews - aviews; }); new_recbooks = new_recbooks.slice(0,3); recommended_books = new_recbooks; } localStorage.setItem('PRETYPE_BOOKS_ANON', JSON.stringify({ previous_books: previous_books, recommended_books: recommended_books })); build_popup(); } } var whiletyping_search_object = null; var whiletyping_search = { books: [], curriculum: [], topics: [] } var single_whiletyping_ajax_promise = null; var whiletyping_database_initial_burst = 0; //number of consecutive calls, after 3 we start the 1 per 5 min calls function get_whiletyping_database() { //gets the database from the server. // 1. by validating against a local database value we confirm that the framework is working and // reduce the ammount of continuous calls produced by errors to 1 per 5 minutes. return localforage.getItem('whiletyping_last_attempt').then(function(value) { if ( value==null || (new Date()) - (new Date(value)) > 1000*60*5 || (whiletyping_database_initial_burst < 3) ) { localforage.setItem('whiletyping_last_attempt', (new Date()).getTime()); // 2. Make an ajax call to the server and get the search database. let databaseUrl = `/search/whiletype_database/`; let resp = single_whiletyping_ajax_promise; if (resp === null) { whiletyping_database_initial_burst = whiletyping_database_initial_burst + 1; single_whiletyping_ajax_promise = resp = new Promise((resolve, reject) => { $.ajax({ url: databaseUrl, type: 'POST', data:{csrfmiddlewaretoken: "Cw8tL2Rcjx0PvYIy4uQIRcpFazuuLbGzOMBdgkV2TuOxPmTwamEMvK5WYYFLVaDW"}, success: function (data) { // 3. verify that the elements of the database exist and are arrays if ( ('books' in data) && ('curriculum' in data) && ('topics' in data) && Array.isArray(data.books) && Array.isArray(data.curriculum) && Array.isArray(data.topics)) { localforage.setItem('whiletyping_last_success', (new Date()).getTime()); localforage.setItem('whiletyping_database', data); resolve(data); } }, error: function (error) { console.log(error); resolve(null); }, complete: function (data) { single_whiletyping_ajax_promise = null; } }) }); } return resp; } return Promise.resolve(null); }).catch(function(err) { console.log(err); return Promise.resolve(null); }); } function get_whiletyping_search_object() { // gets the fuse objects that will be in charge of the search if (whiletyping_search_object){ return Promise.resolve(whiletyping_search_object); } database_promise = localforage.getItem('whiletyping_database').then(function(database) { return localforage.getItem('whiletyping_last_success').then(function(last_success) { if (database==null || (new Date()) - (new Date(last_success)) > 1000*60*60*24*30 || (new Date('2023-04-25T00:00:00')) - (new Date(last_success)) > 0) { // New database update return get_whiletyping_database().then(function(new_database) { if (new_database) { database = new_database; } return database; }); } else { return Promise.resolve(database); } }); }); return database_promise.then(function(database) { if (database) { const options = { isCaseSensitive: false, includeScore: true, shouldSort: true, // includeMatches: false, // findAllMatches: false, // minMatchCharLength: 1, // location: 0, threshold: 0.2, // distance: 100, // useExtendedSearch: false, ignoreLocation: true, // ignoreFieldNorm: false, // fieldNormWeight: 1, keys: [ "title" ] }; let curriculum_index={}; let topics_index={}; database.curriculum.forEach(c => curriculum_index[c.id]=c); database.topics.forEach(t => topics_index[t.id]=t); for (j=0; j

  • Textbooks
  • `); } function build_solutions() { if (Array.isArray(solution_search_result)) { const viewAllHTML = userSubscribed ? `View All` : ''; var solutions_section = $(`
  • Solutions ${viewAllHTML}
  • `); let questionUrl = "/questions/xxx/"; let askUrl = "/ask/question/xxx/"; solution_search_result.forEach((elem) => { let url = ('course' in elem)?askUrl:questionUrl; let solution_type = ('course' in elem)?'ask':'question'; let subtitle = ('course' in elem)?(elem.course??""):(elem.book ?? "")+"    "+(elem.chapter?"Chapter "+elem.chapter:""); solutions_section.find('#whiletyping-solutions').append(` ${elem.text} ${subtitle} `); }); $('#search-solution-options').empty(); if (Array.isArray(solution_search_result) && solution_search_result.length>0){ $('#search-solution-options').append(solutions_section); } MathJax.typesetPromise([document.getElementById('search-solution-options')]); } } function build_textbooks() { $('#search-pretype-options').empty(); $('#search-pretype-options').append($('#search-solution-options').html()); if (Array.isArray(textbook_search_result)) { var books_section = $(`
  • Textbooks View All
  • `); let searchUrl = "/books/xxx/"; textbook_search_result.forEach((elem) => { books_section.find('#whiletyping-books').append(` ${elem.title} ${ordinal(elem.edition)} ${elem.author} `); }); } if (Array.isArray(textbook_search_result) && textbook_search_result.length>0){ $('#search-pretype-options').append(books_section); } } function build_popup(first_time = false) { if ($('#search-text').val()=='') { build_pretype(); } else { solution_and_textbook_search(); } } var search_text_out = true; var search_popup_out = true; const is_login = false; const user_hash = null; function pretype_setup() { $('#search-text').focusin(function() { $('#search-popup').addClass('show'); resize_popup(); search_text_out = false; }); $( window ).resize(function() { resize_popup(); }); $('#search-text').focusout(() => { search_text_out = true; if (search_text_out && search_popup_out) { $('#search-popup').removeClass('show'); } }); $('#search-popup').mouseenter(() => { search_popup_out = false; }); $('#search-popup').mouseleave(() => { search_popup_out = true; if (search_text_out && search_popup_out) { $('#search-popup').removeClass('show'); } }); $('#search-text').on("keyup", delay(() => { build_popup(); }, 200)); build_popup(true); let prevbookUrl = `/search/pretype_books/`; let prebooks = null; try { prebooks = JSON.parse(localStorage.getItem('PRETYPE_BOOKS_'+(is_login?user_hash:'ANON'))); }catch(e) {} if (prebooks && 'previous_books' in prebooks && 'recommended_books' in prebooks) { if (is_login) { previous_books = prebooks.previous_books; recommended_books = prebooks.recommended_books; if (prebooks.time && new Date().getTime()-prebooks.time<1000*60*60*6) { build_popup(); return; } } else { anon_pretype(); return; } } $.ajax({ url: prevbookUrl, method: 'POST', data:{csrfmiddlewaretoken: "Cw8tL2Rcjx0PvYIy4uQIRcpFazuuLbGzOMBdgkV2TuOxPmTwamEMvK5WYYFLVaDW"}, success: function(response){ previous_books = response.previous_books; recommended_books = response.recommended_books; if (is_login) { localStorage.setItem('PRETYPE_BOOKS_'+user_hash, JSON.stringify({ previous_books: previous_books, recommended_books: recommended_books, time: new Date().getTime() })); } build_popup(); }, error: function(response){ console.log(response); } }); } $( document ).ready(pretype_setup); $( document ).ready(function(){ $('#search-popup').on('click', '.search-view-item', function(e) { e.preventDefault(); let autoCompleteSearchViewUrl = `/search/autocomplete_search_view/`; let objectUrl = $(this).attr('href'); let selectedId = $(this).data('objid'); let searchResults = []; $("#whiletyping-solutions").find("a").each(function() { let is_selected = selectedId === $(this).data('objid'); searchResults.push({ objectId: $(this).data('objid'), contentType: $(this).data('contenttype'), category: $(this).data('category'), selected: is_selected }); }); $("#whiletyping-books").find("a").each(function() { let is_selected = selectedId === $(this).data('objid'); searchResults.push({ objectId: $(this).data('objid'), contentType: $(this).data('contenttype'), category: $(this).data('category'), selected: is_selected }); }); $.ajax({ url: autoCompleteSearchViewUrl, method: 'POST', data:{ csrfmiddlewaretoken: "Cw8tL2Rcjx0PvYIy4uQIRcpFazuuLbGzOMBdgkV2TuOxPmTwamEMvK5WYYFLVaDW", query: $('#search-text').val(), searchObjects: JSON.stringify(searchResults) }, dataType: 'json', complete: function(data){ window.location.href = objectUrl; } }); }); });
    While not every wrong answer choice will be one of the common LSAT flaws, many will be. Sometimes, these common flaws will be presented clearly in the answer choices, but at other times, they will be buried within abstract language. Let's practice decodin (2024)


    What is the most common flaw on the LSAT? ›

    Confusing sufficient and necessary conditions is hands-down the most common flaw on the LSAT. It's also a flaw that tends to trip up novices the most. But understanding the difference between sufficient and necessary is a lot simpler than you might think.

    What is the flawed pattern of reasoning on the LSAT? ›

    In every flaw question, something goes wrong when the arguer moves from the support to the conclusion, so it's a great idea to separate the two parts of the argument. Top tip: Don't question the evidence itself. The accuracy of the support isn't up for debate on the LSAT, so you must assume that it is true.

    What does find flaws in someone's logic mean? ›

    Flawed logic can be identified by examining and questioning each element of an argument, including the premise and conclusion. To find errors in logic, look for problems in the connections between ideas, illogical conclusions, overly broad statements, and false choices.

    What does it mean to see the flaws in an argument? ›

    A flaw in something such as a theory or argument is a mistake in it, which causes it to be less effective or valid. There were, however, a number of crucial flaws in his monetary theory. Almost all of these studies have serious flaws.

    Is a 135 on the LSAT bad? ›

    Around half of test-takers score above a 150, which is the median score on the test. But competitive applicants often need a higher score in the 160s or 170s to gain admission to their top-choice schools. The LSAT is scored on a scale from 120-180.

    Is a 137 on the LSAT bad? ›

    Average LSAT Percentile

    If your score is below the 50th percentile, which usually means 150 or below, you may find it hard to gain admission into your ideal law school program or even a top 50 program.

    How many LSAT questions can I get wrong and get a 170? ›

    To achieve a score of 170 on the LSAT, you can answer a maximum of 11 questions incorrectly. In other words, you should aim to correctly answer 90 out of the 101 total questions to reach your desired score of 170.

    Is 132 a bad LSAT score? ›

    What a Low LSAT Score Means. If your LSAT score is in the 130s or low 140s, it's very hard to find an ABA law school anywhere in the US that will offer you unrestricted acceptance (especially in the increasingly competitive environment).

    How many LSAT questions can I get wrong for a 160? ›

    Every LSAT throughout the year is different, but on a typical LSAT, can still get around 18–19 questions wrong and still end up in the 160s—or about 12 wrong and get a 166, a 90th percentile score.

    What is an example of flawed reasoning? ›

    Examples of flawed line of reasoning include: Hasty generalization: drawing a broad conclusion based on a small and unrepresentative sample. False Cause : Assuming that because one thing happens after another, the first must be the cause of the second. Ad Hominem : attacking the person instead of the argument.

    What is an example of a flaw in logic? ›

    Example: "He golfed his best game because he wore his lucky hat." The premise, "he wore his lucky hat" does not warrant the conclusion given. Non sequitur: This term is Latin for "it does not follow." The conclusion is an illogical result of the facts stated.

    What is a common logic mistake? ›


    An assertion that should be proved by argument is stated as truth. These arguments invite us to assume something has been proved when it has merely been restated. Ex.: Free trade will be good for this country. The reason is patently clear.

    Why is it important to avoid logical fallacies in logical reasoning? ›

    Logical fallacies make an argument weak by using mistaken beliefs/ideas, invalid arguments, illogical arguments, and/or deceptiveness. If you are arguing, avoid fallacies of thought because they create weaknesses in an argument.

    What is an error in reasoning that produces a flawed argument? ›

    A fallacy is the use of invalid or otherwise faulty reasoning in the construction of an argument that may appear to be well-reasoned if unnoticed.

    What is the non sequitur fallacy? ›

    A non sequitur fallacy is a statement or conclusion that does not follow logically from what preceded it. Non sequiturs can be responses that have nothing to do with the conversation or flawed conclusions “based” on what preceded them.

    What is the negation of most LSAT? ›

    The negation of “most” is “not most”, and unfortunately there is no common English word that means the same thing. Remember that “not most” includes all possibilities that don't fall under “most”. Therefore, “not most” could be anywhere from “none” to “half”, but no greater.

    What is the temporal flaw on the LSAT? ›

    Temporal Flaw

    Description: The argument assumes what is true in the past will continue to be true, or past odds influence future chances.

    What is the red herring flaw on the LSAT? ›

    Red herring

    This happens when the argument doesn't address the relevant issue. Rather, it addresses some other issue that is tangential or has nothing to do with the relevant issue but, for some reason, commands your attention.

    What score is 12 wrong on LSAT? ›

    Every LSAT throughout the year is different, but on a typical LSAT, can still get around 18–19 questions wrong and still end up in the 160s—or about 12 wrong and get a 166, a 90th percentile score. Even a perfect score of 180 often allows for a question or two to be missed.


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