Homework | Think Again: How to Reason and Argue

Warning: The hard deadline has passed. You can attempt it, but you will not get credit for it. You are welcome to try it as a learning exercise.

In accordance with the Coursera Honor Code, I (Zoltan Felleg) certify that the answers here are my own work.

Question 1

Which of the following statements is of the A form?

Question 2

Which of the following statements is of the E form?

Question 3

Which of the following statements is of the I form?

Question 4

Which of the following statements is of the O form?

Question 5

Which of the following statements is of the A form?

Question 6

Which of the following statements is of the E form?

Question 7

Which of the following statements is of the I form?

Question 8

Which of the following statements is of the O form?

Question 9

Which of the following pairs of statements are inconsistent with each other?

a. Some sheep are purple; some sheep are not purple.

b. All sheep are purple; no sheep are purple.

c. Some sheep are purple; no sheep are purple.

d. All of the above.

e. None of the above.

Question 10

Which of the following pairs of statements are inconsistent with each other?

a. All otters are quotable; some otter is not quotable.

b. No otters are quotable; some otters are not quotable.

c. Some otters are quotable; some otters are not quotable.

d. All otters are quotable; no otters are quotable.

e. None of the above.

Question 11

Which of the following is a valid Immediate Categorical Inference?

a. All sheep are brown.
Therefore, Horace the sheep is brown.

b. All the sheep in our field are brown.
Therefore, Chloe is a sheep in our field.

c. All sheep are brown.
Therefore, some sheep is brown.

d. All the sheep are brown.
Therefore, no sheep are brown.

e. None of the above.

Question 12

Which of the following is a valid Immediate Categorical Inference?

a. All the quotable otters are authors.
Therefore, Trotter is a quotable otter.

b. All otters are authors.
Therefore, Trotter the otter is an author.

c. All otters are authors.
Therefore, some otter is an author.

d. No quotable otter is an author.
Therefore, Waldo the otter is not quotable.

e. None of the above.

Question 13

Which of the following statements is inconsistent with “All politicians are honest”?

a. All politicians are honest.

b. No politicians are honest.

c. Some politicians are honest.

d. Some politicians are not honest.

e. None of the above

Question 14

Which of the following statements is inconsistent with “No politicians are honest”?

a. All politicians are honest.

b. No politicians are honest.

c. Some politicians are honest.

d. Some politicians are not honest.

e. None of the above

Question 15

Which of the following statements is inconsistent with “Some politicians are honest”?

a. All politicians are honest.

b. No politicians are honest.

c. Some politicians are honest.

d. Some politicians are not honest.

e. None of the above

Question 16

Which of the following statements is inconsistent with “Some politicians are not honest”?

a. All politicians are honest.

b. No politicians are honest.

c. Some politicians are honest.

d. Some politicians are not honest.

e. None of the above

Question 17

Which of the following statements is inconsistent with “Some non-bankers are not honest”?

a. All non-bankers are honest.

b. No bankers are honest.

c. Some non-bankers are honest.

d. Some non-bankers are not honest.

e. None of the above

Question 18

Which of the following statements is inconsistent with “All non-giraffes are not mammals”?

a. All non-giraffes are not mammals.

b. No non-giraffes are not mammals.

c. Some non-giraffes are not mammals.

d. Some giraffes are mammals.

e. None of the above

Question 19

Which of the following statements is inconsistent with “No non-turtles are not female”?

a. Some non-turtles are not female.

b. All turtles are female.

c. All non-turtles are not female.

d. Some non-turtles are female.

e. None of the above

Question 20

Which of the following statements is inconsistent with “No non-turtles are honest”?

a. Some non-turtles are not honest.

b. All turtles are honest.

c. All non-turtles are honest.

d. Some non-turtles are honest.

e. None of the above

Question 21

Which of the following statements is inconsistent with “No non-dodos are not quotable”?

a. All non-dodos are not quotable.

b. No dodos are quotable.

c. Some non-dodos are not quotable.

d. All non-dodos are quotable.

e. None of the above

Question 22

Which of the following statements is inconsistent with “All non-otters are not authors”?

a. No otters are authors.

b. Some non-authors are otters.

c. No non-otters are not authors.

d. Some non-otters are not authors.

e. None of the above

In accordance with the Coursera Honor Code, I (Zoltan Felleg) certify that the answers here are my own work.

Think Again: How to Reason and Argue

Top Navigation Bar

Think Again: How to Reason and Argue
by Walter Sinnott-Armstrong, Ram Neta

Side Navigation Bar

Lecture 5-1 Exercises Help

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

Question 14

Question 15

Question 16

Question 17

Question 18

Question 19

Question 20

Question 21

Question 22

Think Again: How to Reason and Argue

Think Again: How to Reason and Argue by Walter Sinnott-Armstrong, Ram Neta

Lecture 5-1 Exercises Help

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

Question 14

Question 15

Question 16

Question 17

Question 18

Question 19

Question 20

Question 21

Question 22

Think Again: How to Reason and Argue
by Walter Sinnott-Armstrong, Ram Neta