Exam 1: Thinking Critically

Decide whether the statement makes sense. Explain your reasoning. -A and B are disjoint sets, so an object is either a member of set A or a member of set B, but not a member of both sets.

Write the negation of the proposition. -Some people don't like walking.

A seemingly simple argument is given. Identify at least two hidden assumptions. -Jeremy needs a new bike, because the new models have a safer braking system.

The argument given or described involves some kind of fallacy. Identify the fallacy. -One candidate favors eliminating affirmative action programs. The other candidate states: My opponent doesn't think there's anything wrong with discrimination."

The argument contains an example of the fallacy named in parentheses. Explain how the fallacy occurs in the argument. -(False Cause)Since I brought my umbrella, it didn't rain.

Decide whether the statement makes sense. Explain your reasoning. -Javier takes a shower to save time. When he gets into the shower at 6:50, he is out by 7:10. When he used to take baths, it would take him a quarter of an hour.

A seemingly simple argument is given. Identify at least two hidden assumptions. -All bills should be paid on time because a bad credit report will make it difficult to get a loan.

Decide whether the argument is inductive or deductive. -Practice makes perfect. Therefore, if I practice, I'll be perfect.

The argument contains an example of the fallacy named in parentheses. Explain how the fallacy occurs in the argument. -(Appeal to Emotion)A television commercial shows a happy, attractive family dining at Ma & Pa's Restaurant.

Choose the first set in the list natural numbers, whole numbers, integers, rational numbers, and real numbers thatdescribes the following number. - $\sqrt { 11 }$

Draw a Venn diagram for the given sets. In words, explain why you drew one set as a subset of the other, disjoint sets, oroverlapping sets. -doctors and poets

The argument given or described involves some kind of fallacy. Identify the fallacy. -You should brush your teeth every day because brushing your teeth is very important.

Determine whether the statement is a proposition. -0.7 = .07

A seemingly simple argument is given. Identify at least two hidden assumptions. -It is important to visit the dentist every 6 months to insure healthy teeth and gums.

The statement connects two individual propositions with the word or. State whether the entire statement is true or false,and explain why. - $4 + 9 = 13 \text { or } 6 \times 2 = 12$

Determine whether the statement is a proposition. -Go fly a kite.

The argument given or described involves some kind of fallacy. Identify the fallacy. -If Proposition Q fails, your children won't have good schools.

Decide whether the argument is inductive or deductive. -Every coach must know his sport well. Steve Spurrier is a football coach, so Steve Spurrier knows football well.

Write the negation of the proposition. -No fifth graders play soccer.

The statement connects two individual propositions with the word or. State whether the entire statement is true or false,and explain why. -The grass is wet or the grass is dry.