Chapter 7, Level 1 Self-Quiz: GIII

* not completed

. First, translate the following arguments using logical operators. Second, create a truth table to determine whether the argument is valid or invalid.
Unless we stop interfering in other countries' internal affairs we will find ourselves with more enemies than we can handle. We will stop interfering in other countries' internal affairs. So it is safe to conclude that we will not find ourselves with more enemies than we can handle.

Valid correct incorrect

Invalid correct incorrect

* not completed

. First, translate the following arguments using logical operators. Second, create a truth table to determine whether the argument is valid or invalid.
If the prosecuting attorney's claims are correct, then the defendant is guilty. The defendant is not guilty. Therefore, the prosecuting attorney's claims are correct.

Valid correct incorrect

Invalid correct incorrect

* not completed

. First, translate the following arguments using logical operators. Second, create a truth table to determine whether the argument is valid or invalid.
If UFOs exist, then there is life on other planets. UFOs do not exist. Thus, there is life on other planets.

Valid correct incorrect

Invalid correct incorrect

* not completed

. First, translate the following arguments using logical operators. Second, create a truth table to determine whether the argument is valid or invalid.
If you take 1000 mg of vitamin C every day, then you will not get a cold. You did not get a cold. Thus, you did take 1000 mg of vitamin C every day.

Valid correct incorrect

Invalid correct incorrect