Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

Username is available taken
show password

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how



What do Absolute Statements assert? existence of some fact
What do Conditional Statements assert? Existence of hypothetical relationship betw. conditions if 1st condition is met then 2nd must follow
What 2 elements are conditional statements composed of? sufficient condition necessary condition
What does a sufficient condition have to do ? guarantee the necessary condition NOTHING ELSE IS REQUIRED
What is required for a sufficient condition to be satisfied? necessary condition
What is a Valid Affirmation? Sufficient and necessary conditions fulfilled
What is a contrapositive? Flip side of a valid affirmation The og terms of conditional statement are switched and negated is ALWAYS a vaild inference
What is a valid inference? necessary and sufficient conditions not met
What is an invalid inference? When satisfying necessary condition is not enough to conclude that a sufficient condition follows When denying sufficient condition is not enough to conclude a necessary condition cannot follow
How will "only if" occur on the LSAT? only if A, B B, only if A Introduces necessary condition
if/when/all/any/each/every introduce sufficient conditions
"only" refers to necessary condition only A are B The only B are A
"if and only if" introduces condition that is both sufficient and necessary A will go to China "if and only if" B meets them there A China <->B meets either both conditions occur, or neither one does
unless/until/without/except turn them into "if not" Term that follows these is negated to form sufficient condition other term is necessary condition
How does "unless" occur on the LSAT? unless A, B B, unless A
"no(none)" turn it into "no/none of this is that" No A's are B's = all A's are not B's
Transitive Property? ALWAYS a valid inference Conditional statement's necessary condition is identical to sufficient condition of another conditional statement Conditional statements can be combined
Transitive Fallacy? Trying to combine two conditional statements using transitive property when you don't meet those requirements[BAD!!! DON'T DO IT!!!]
What are most statements on the LSAT represented by what forms? Absolute Conditional
Which side of a statement does the sufficient and necessary conditions go on? Sufficient = Left Necessary = Right
Key Words for Sufficient Condition if when whenever all any each every people who the only
Key Words for Necessary Condition then only only if only when needs requires must always never [always not]
Created by: KyronCox
Popular LSAT sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards