TODAY’S TONGUE TWISTER!~ Four furious friends fought for the phone.
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Transcript of TODAY’S TONGUE TWISTER!~ Four furious friends fought for the phone.
TODAY’S TONGUE TWISTER!~
Four furious friends fought
for the phone.
Sherlock Holmes
LOGIC
Reasoning
Logic
Deductive
Abductive
Inductive
Reasoning
Logic
Deductive
Abductive
Inductive
Reasoning
Logic
Deductive
Abductive
Inductive
DEDUCTION
The process of reasoning from general statements (premises) to reach a logically certain conclusion.
DEDUCTION
i. All men are mortals.ii. Socrates is a man.// Socrates is mortal.
DEDUCTION
i. All squares are rectangles.
ii. Rectangles have four sides.
// All squares have four sides.
Reasoning
Logic
Deductive
Abductive
Inductive
INDUCTION
The process of reasoning from evidence to a logically probable conclusion.
INDUCTION
i. We’ve only seen black dogs today.
// The next dog we see will be black.
ii. 3,6,9,12,15…// The next number will be 18
INDUCTION VS. DEDUCTION
What is so different between the two?
Inductive reasoning:• …tries to conclude with probability.• …generally takes a bottom-up approach.
• …takes evidence and seeks a theory to explain the observations.
Deductive reasoning:• …tries to conclude with necessity.• …generally takes a top-down approach.
• …takes conclusions and seeks evidence to support the conclusion.
?S
RIDDLES
I will create 2 teams.Use the clues to solve the riddle.If a member of your team solves the riddle, your team gets 5 points.
RULES
Raise your hand when you have a guess.Your team does not lose points for incorrect guesses.If your team breaks a class rule, you forfeit (lose) 5 points.
1ST RIDDLE
1. I am not a bird, but I can fly.
2. I can fly even though I am blind.
3. I am not deaf and I am dark-
skinned.
4. I sleep upside down.
YOU’RE PROBABLY …….
BBBBBBBBB
Bat
2ND RIDDLE
1. I’m yellow and round.2. I’m built to bounce.3. I’m furry like a peach, and
you can serve me.4. You hit me with a racquet.
YOU’RE PROBABLY…….
Tennis Ball
3RD RIDDLE
1.I’m found in Africa.
2.I’m striped.
3.I have the first and last letters of
the alphabet in my name.
4.I forage for food.
YOU’RE PROBABLY…….
Tennis Ba
Zebra
4TH RIDDLE
1.I’m in every classroom.
2.I’m hard, but not unbreakable.
3.Sometimes I’m empty, sometimes
I’m full.
4.I have legs, but I’m not a person.
YOU’RE PROBABLY………
Desk
5TH RIDDLE
1.I’m the world’s sixth largest country by area.
2.My government is a constitutional
monarchy.
3.The Great Barrier Reef is close to my north
east coast.
4.My name starts and ends with the same
letter.
YOU’RE PROBABLY ………
6TH RIDDLE
1.Sometimes I’m flat and sometimes
I’m round.
2.I can be many colors.
3.Sometimes I squeal and sometimes I
pop.
4.I can fly but I’m not a bird.
YOU’RE PROBABLY ………
Balloon
REMEMBER… DEDUCTION
i. All men are mortals.ii. Socrates is a man.// Socrates is mortal.
DEDUCTION
Find the necessary conclusion.
For this quiz, use “Must be”
or
“Must not be”
REMEMBER… DEDUCTION
i. All men are mortals.ii. Socrates is a man.// Socrates must be mortal.
DEDUCTIVE REASONING
1.Robert is studying to be a
doctor.
2.All doctors go to medical
school.
//…
ROBERT MUST BE STUDYING IN MEDICAL
SCHOOL.
DEDUCTIVE REASONING
1.The cloud is white.
2.White things are not red.
//…
THE CLOUD MUST NOT BE RED.
DEDUCTIVE REASONING
1.Every day, Bill leaves for work at 7:30.
2.It takes him 30 minutes to get to work.
3.On Mondays, it takes 10 minutes longer
than usual.
4.Every Wednesday Bill is late for work.
5.Today is Wednesday.
//…
BILL MUST BE LATE FOR WORK.
DEDUCTIVE REASONING
1.Every Saturday afternoon, I go
see a movie.
2.I only watch dramas on
weekends.
3.Today I saw an action movie.
//…
TODAY MUST NOT BE THE WEEKEND.
Induction• The process of reasoning from
evidence to a logically probable conclusion.
Deduction• The process of reasoning from
general statements (premises) to reach a logically certain
conclusion.
-- Albert Einstein