Logic and Reasoning Quiz

The type of reasoning made when a conclusion is based on observations and patterns.

• Inductive Reasoning

• Deductive Reasoning

• Observational Reasoning

• Experimental Reasoning

Tags

CCSS.4.OA.C.5

Deductive reasoning is...

• Drawing a conclusion based on given facts and statements

• Guessing without any information

• Sounding confident to prove you're right

• Drawing a conclusion based on patterns and observations

Tags

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.B.5

What is a conjecture?

• A statement believed to be true based on observations.

• An example which disproves a hypothesis.

• A statement that reverses the hypothesis and the conclusion.

This is used to show a conjecture is false.

• Counterexample

• Inductive Reasoning

• Deductive Reasoning

• Negation

A Bi-Conditional Statement is...

• The conjunction of a conditional statement and its converse.

• When the inverse statement and the conditional statement is true.

• The conjunction of a contrapositive statement and its converse.

• When the converse statement and contrapositive statement are both true.

Bi-Conditional statements use the phrase __________________.

• If, then

• If, when

• If and only if

• Then, if

Given a conditional statement, if the hypothesis is true, then the conclusion is true.

• Law of Detachment

• Law of Syllogism

• Inductive Reasoning

• Deductive Reasoning

Drawing a conclusion from two conditional statements, where the conclusion of the first statement is the hypothesis of the second statement.

• Law of Detachment

• Law of Syllogism

• Inductive Reasoning

• Deductive Reasoning

Identify the hypothesis and conclusion of the conditional statement:

If you give me twenty dollars, then I will buy us coffee.

• Hypothesis: You give me twenty dollars

  Conclusion: I will buy us coffee

• Hypothesis: I will buy us coffee

  Conclusion: You give be twenty dollars

• Hypothesis: Twenty dollars will get us coffee

  Conclusion: Coffee will give me energy

• Hypothesis: You do not give me twenty dollars

  Conclusion: I cannot get us coffee

Conditional: If Kaleo is late for class, then he will be marked tardy.

What is this? If Kaleo is not late for class, then he will not be marked tardy.

• Converse

• Inverse

• Contrapositive

• Bi-Conditional