PHIL 1030 Exam 1 (basics)

good argument

establishes its conclusion

good argument premises

1. valid

2. true premises

3. not circular

for all valid arguments

P= T, C= T

P= F, C= T

P= F, C= F

for all invalid

any combo is possible

P= T, C= F

for a valid argument

truth goes down, false goes up (NOT vice versa)

circular argument

has premises that assume (explicitly or implicitly) the conclusion

circular argument will always be

VALID

equivocation

using the same term in different premises with different meanings

equivocation arguments are always

INVALID