Domain 1 = Domain that will make it True
Domain 2 = Domain that will make it false
2
a)
" Everyone is studying discrete mathematics."
Domain 1 = "Everyone in the Discrete Math class"
Domain 2 = "Everyone in the school"
Domain 1 will make the statement true
Domain 2 will make the statement false b/c some students will not have to take discrete math.
3
b)
"Everyone is older than 21 years. "
Domain 1 = "People who are eligible to be president "
Domain 2 = "Students in a kindergarten class"
Domain 1 will make the statement true b/c the age requirement for president is 35.
Domain 2 will make the statement false b/c kindergartners are not 21 years of age
4
c)
"Every two people have the same mother."
Domain 1 = "Twins in the world"
Domain 2 = "Everyone in the world"
Domain 1 will make the statement true because twins have the same mother
Domain 2 will make the statement false because not everyone has the same mother
5
d)
" No two different people have the same grandmother. "
Domain 1 = "Hilary Clinton and Bernie Sanders"
Domain 2 = "Everyone in the world"
Domain will make the statement true b/c Hilary and Bernie do not have the same grandmother
Domain 2 will make the statement false b/c there are siblings who can have the same grandmother.
Result
a) Domain 1 = "Everyone in the Discrete Math class"
Domain 2 = "Everyone in the school"
b) Domain 1 = "People who are eligible to be president "
Domain 2 = "Students in a kindergarten class"
c) Domain 1 = "Twins in the world"
Domain 2 = "Everyone in the world"
d) Domain 1 = "Hilary Clinton and Bernie Sanders"
Domain 2 = "Everyone in the world"