SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
LSAT Logical Reasoning Clues
Start Test
Study First
Subjects
:
logic-and-reasoning
,
LSAT
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. If all 5 answer choices appear to be 'losers' - return to the stimulus and re-evaluate the argument.
Primary Objective #9
Justify the conclusion formula
Causal statements
Family #1: Prove
2. Occurs when an author makes conflicting statements. n
Fundamental rules for strengthen - justify the conclusion and assumption questions
Primary Objective #7
Internal contradiction AKA self contradiction
Appeal Fallacies
3. Refer to the likelihood of occurence or the obligation present - as in 'The mayor should resign.' 'the law will never pass.' Examples: (do not need to memorize) must - will - always - not always - probably - likely - would - never - rarely - could -
Errors of composition and division
Probability indicators
Family #1: Prove
Primary Objective #6
4. Occurs when an author attempts to attack an opponent's position by ignoring the actual statements made by the opposing speaker and instead distorts and refashions the argument - making it weaker in the process. Often prephrased by 'what you're saying
False analogy
Logical negation
Straw Man
What is the biggest reason students miss questions?
5. 1. Stem uses the word 'if' or another sufficient indicator 2. Stem uses the phrase 'allows the conclusion to be properly drawn' or 'enables the conclusion to be properly drawn'. 3. Stem does not lessen the degree of justification. Never uses 'most ju
One of the most commonly used stimulus structures is what? How are they recognized?
Mistaken Negation
How to identify Justify the Conclusion questions
Quantity indicators
6. Because - since - for - for example - for the reason that - in that - given that - as indicated by - due to - owing to - this can be seen from - we know this by.
Premise Indicators
Primary Objective #3
Family #4: Disprove
Primary Objective #5
7. Mistaken negation and reversal exp: taking the non-existence of something as evidence that a necessary precondition for that thing also did not exist' (MN) 'mistakes being sufficient to justify punishment for being required to justify it' (MR)n
Causal statements
Errors of conditional reasoning
Assumptions and conditionality: the two types of answer choices normally produced are?
Errors of composition and division
8. They h ave failed to fully and accurately identify the conclusion of the argument. If a conclusion is present - you MUST identify it prior to proceeding on to the question stem.
What is the biggest reason students miss questions?
Errors of conditional reasoning
Errors in the use of evidence
How to solve Justify questions mechanistically
9. Takes a small number of intstances and treats those instances as if they support a broad - sweeping conclusion. Often appears as an incorrect answer.n
Primary Objective #6
Method of Reasoning
How to solve Justify questions mechanistically
Exceptional case/over generalization
10. Supporter - the traditional linking role - where an assumption connects pieces of the argument. (often new or rogue pieces) They also can close gaps. Ex: All male citizens of athens had the right to vote. Therefore - Socrates had the right to vote in
2 roles played by assumptions
Family #2: Help
How to identify Justify the Conclusion questions
How to determine the strength of an argument
11. A. Eliminate any alternate causes for the stated effect. B. Show that when the cause occurs - the effect occurs. C. Show that when the cause does not occur - the effect does not occur. D. Eliminate the possility that the stated relationship is revers
Resolve the Paradox question stem features
LSAT Definition of 'either/or'
How to determine the strength of an argument
How to approach causality and strengthen questions?
12. Carefully read and identify the question stem. DO NOT assume that certain words are automatically associated with certain questions types.
Primary Objective #5
Main Point Questions
Mistaken Negation
False dilemma
13. Percent - proportion - fraction - ratio - incidence - likelihood - probability - segment - share. n
Words used to introduce a sufficient condition
Rules for Family #1
Words used to introduce percentage ideas
LSAT Definition of 'either/or'
14. Caused by because of responsible for reason for leads to induced by promoted by determined by produced by product of played a role in was a factor in is an effect of.
Assumption Negation Technique
Family #2: Help
Assumptions and causality: typical correct answer categories
Words used to introduce cause and effect relationships. (memorize)
15. 1. Stimulus will contain an argument. Must isolate and identify and assess the premises and the conclusion. 2. Focus on the conclusion. Almost all correct Weaken answers impact the conclusion. 3. The info in the stimulus is suspect. There are often r
Family #2: Help
Family #4: Disprove
Things to remember in regards to WEAKEN questions
Main Point Questions
16. Involves judgements made about groups and parts of a group. an error or composition occurs when the author attributes a characteristic of part of the group to the group as a whole or to each member of the group Error of division - author attributes c
Family #1: Prove
Conclusion definition
Counter Premise Indicators
Errors of composition and division
17. 1. If conditional statements are linked together in the argument - the correct answer choice for an assumption question will typically supply a missing link in the chain or the contrapositive to that link. 2. If you see a conditional conclusion and t
Primary Objective #4
Words used to introduce a necessary condition
Numbers and percentage errors
Assumptions and conditionality: the two types of answer choices normally produced are?
18. Premises + answer choice = conclusion When approaching answers - separate them into winners and losers - then apply the justify formula.
False analogy
Method of Reasoning
Primary Objective #6
Justify the conclusion formula
19. Authors misuses info to such a degree that they fail to provide any info to support their conclusion or they provide info that is irrelevant to their conclusion. n
Uncertain use of a term or concept
General lack of relevant evidence for the conclusion
Quantity indicators
Common weakening scenarios
20. They can be in the premises or conclusion. If they are in the conclusion the argument is flawed. Classic mistaken cause and effect reasoning refers to occurences when a causal assertion is made in the conclusion or the conclusion presumes a causal re
3 incorrect answer traps (weaken)
Words used to introduce a necessary condition
Causal statements
What is the biggest reason students miss questions?
21. An event or circumstance whose occurrence is required in order for a sufficient condition to occur.
Weakening conditional reasoning
Necessary Condition
Errors of conditional reasoning
Things to remember in regards to WEAKEN questions
22. Weaken - attack - undermine - refute - argue against - call into question - cast doubt - challenge - damage - counter - When evaluating answers ask yourself: 'Would this answer choice make the author reconsider his position or force the author to res
Quantity indicators
False dilemma
Errors in the use of evidence
Weaken question signal words
23. Stimulus (accepted) --/-> answer choices (affected or determined) cannot be true.
Logical opposites
Family #4: Disprove
Primary Objective #4
Common features of Resolve the Paradox
24. Then - only - only if - must - required - unless - except - until - without.
Words used to introduce a necessary condition
False analogy
How to identify Justify the Conclusion questions
What is the biggest reason students miss questions?
25. If the stimulus contains an argument - determine whether the argument is strong or weak.
Errors of composition and division
Conclusion definition
Primary Objective #3
Things to remember in regards to WEAKEN questions
26. 1. The stem uses the word assumption - presupposition or some variation 2. The stem NEVER uses the word 'if' or any other sufficient condition indicator. The stem will likely contain a necessary condition indicator such as required or unless. The cor
Typical assumption question stems
Conclusion Indicators
Method of Reasoning
Words used to introduce numerical ideas
27. 1. The info in the stimulus is supect. There are often reasoning errors present - and you will further weaken the argument in some way. 2. The answer choices are accepted as given - even if they include 'new' info. The task is to determine which answ
Rules for Family #3
2 speaker questions
Exceptional case/over generalization
LSAT Definition of 'either/or'
28. The author assumes as true What is supposed to be proved. exp: 'this essay is the best because it is better than all the others'n
Circular reasoning
Incorrect Method of Reasoning answers
Prephrasing Method of Reasoning questions
'Additional' Premise Indicators
29. 1. The stimulus will almost always contain an argument you must identify - isolate and assess the premises and the conclusion of the argument 2. Focus on the conclusion. Almost all correct answer choices impact the conclusion 3. The info in the stimu
Main Point Questions
Internal contradiction AKA self contradiction
Central assumption of causal conclusions
Fundamental rules for strengthen - justify the conclusion and assumption questions
30. 1. You must accept the stimulus info- even if it contains an error in reasoning-and use it to prove one of the answer choices must be true. 2. Any info in an answer choice that does not appear either directly in the stimulus or as a combination of it
the unless equation (conditional reasoning)
Rules for Family #1
General lack of relevant evidence for the conclusion
Words used to introduce a necessary condition
31. A statement or judgement that follows from one or more reasons. Ask: What is the author driving at? What does the author want me to believe? What point follows from the others?
Conclusion definition
Causal statements
LSAT Definition of 'either/or'
How to solve Justify questions mechanistically
32. Used to introduce other premises that support the conclusion but are sometimes non-essential to the conclusion furthermore - moreover - besides - in addition - whats more - after all.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
33. 1. Whatever term is modified by 'unless' - 'except' - 'until' or 'without' becomes the necessary condition 2. The remaining term is negated and becomes the sufficient condition.
Sufficient Condition
the unless equation (conditional reasoning)
Incorrect Method of Reasoning answers
Resolve the Paradox question stem features
34. Prephrase: after reading the question stem - take a moment to mentally formulate your answer to the question stem.
Internal contradiction AKA self contradiction
Strengthen questions ask you to identify the answer choice that best supports the argument. 2 common features
Primary Objective #3
Primary Objective #6
35. Negates both conditions - creating a statement that does not have to be true. Given: A+ --> Study Mistaken Negation: Not A+ --> Not Study
Weaken question signal words
Mistaken Negation
Premise definition
Primary Objective #7
36. To logically negate a conditional statement - negate the necessary condition. Example: neither...nor becomes either...or.
Quantity indicators
Conclusion Identification Method
Mistaken Reversal
Logical negation
37. 1. You can use only the info in the stimulus to prove the correct answer choice 2. Any answer choice that describes an element or a situation that does not occur in the stimulus is incorrect Method of Reasoning questions use a variety of formats - bu
Sufficient Condition
Resolve the Paradox question stem features
Method of Reasoning questions
Time shift errors
38. 1. The survey uses a biased sample 2. The survey questions are improperly constructed 3. Respondents to the survey give inaccurate responses. People do not always tell the truth when responding to surveys.n
Conclusion Indicators
Sufficient Condition
Survey errors
False dilemma
39. 1. assuming a causal relationship on the basis of the sequence of events 2. assuming a causal relationship when only a correlation exists 3. failure to consider an alternate cause for the effect or an alternate cause for both the cause and the effect
Primary Objective #3
Mistaken cause and effect
Sufficient Condition
Straw Man
40. Determine whether the stimulus contains an argument or if it is only a set of factual statements. MUST recognize whether a conclusion is present.
Primary Objective #1
Assumption Negation Technique
the unless equation (conditional reasoning)
Common weakening scenarios
41. If the stimulus contains an argument - identify the conclusion. If the stimulus contains a fact set - examine each fact.
Counter Premise Indicators
Primary Objective #2
Quantity indicators
2 speaker questions
42. A. Eliminates an alternate cause for the stated effect B. Shows that when the cause occurs - the effect occurs - assumption answers affirm the cause/effect relationship C. Show that when the cause does not occur - the effect doe not occur D. Eliminat
Assumptions and causality: typical correct answer categories
Errors of conditional reasoning
Survey errors
Necessary Condition
43. 1. Opposite answers. These answers do the exact opposite of What is needed. 2. Shell game answers. Occurs when an idea or concept is raised in the stimulus and then a very similar idea appears in the answer choices - but the idea is changed just enou
LSAT Conclusion trick for Method AP questions
Primary Objective #7
Primary Objective #4
3 incorrect answer traps (weaken)
44. A fact - proposition or statement from which a conclusion is made. Ask: What reasons has the author used to persuade me? Why should I believe this argument? What evidence exists?
Survey errors
2 roles played by assumptions
Premise definition
Primary Objective #1
45. 1. Watch for answers starting with the phrase 'at least one' or 'at least some'. When an assumption answer choice starts with one of these phrases it is usually right. But ALWAYS verify with A.N.T. 2. Avoid answers that claim an idea was the most imp
3 quirks of assumption question answer choices
Main Point Questions
Solving Parallel Reasoning questions in the order stated
Time shift errors
46. If an answer choice describes an event that did not occur in the stimulus - then that answer is incorrect. Watch for answers that are partially true - that is answers that contain a description of something that happened in the argument but that also
Premise Indicators
Method of Reasoning questions
Fact test for Method of Reasoning questions
Straw Man
47. Refer to the amount or quantity in the relationship. Examples: (do not need to memorize) all - every - most - many - several - sole - only - not all - none - few.
Assumptions and causality: typical correct answer categories
Quantity indicators
What to do when a stimulus that contains conditional reasoning is combined with a must be true question stem
LSAT Definition of 'either/or'
48. To weaken a conditional conclusion - attack the necessary condition by showing that the necessary condition does not need to occur in order for the sufficient condition to occur. With a combo of a conditional reasoning stimulus and a weaken question
How to determine the strength of an argument
Typical assumption question stems
Weakening conditional reasoning
Main Point Questions
49. Introduce something that actually contains an idea that is counter to the argument. By raising opposition - the author can minimize the damage that would be done by the objection if it were raised elsewhere. but yet - however - on the other hand - ad
2 roles played by assumptions
Counter Premise Indicators
Primary Objective #5
Things to remember in regards to WEAKEN questions
50. 1. Any 'new' element in the conclusion will appear in the correct answer. 2. Elements that are common to the conclusion and at least one premise normally do not appear in the correct answer. 3. Elements that appear in the premises but not the conclus
Rules for Family #1
How to solve Justify questions mechanistically
Fact test for Method of Reasoning questions
How to attack a causal conclusion