The number of degrees of freedom for the appropriate chi-square distribution in a test of independence is EQUAL TO THE SAMPLE SIZE, MINUS ONE. 
 
        
             
        
        
        
Answer:
A
The KKK was an influential political organization in the past, but no longer exists due to a lack of public support.
B
“This time, although there was still some violence (especially in the south), the Klan focused more on political actions. They pushed for legal prohibition of alcohol and opposed any non-Protestant immigration from foreign countries.” 
 
        
             
        
        
        
It is true becouse international is between two or more countries.
 
        
             
        
        
        
Answer:
Both B and C
Explanation:
Sidewalk ramps and Braille are forms of accessibility for people with disabilities. If a person has to use a wheelchair and access a building, a ramp is the only way to do so. Braille is used on signs for disabled people in order to read needed information. Both are forms of accessibility for people with disabilities who would not be able to function correctly without them.
The American with Disabilities Act of 1990 prohibits any kind of discrimination based of disability. The Act requires employers to provide reasonable accommodations to people with disabilities and imposes disability requirements on public accommodations.
 
        
             
        
        
        
Answer:
d.) Frank should not take the medicine because stealing cannot hold up as universal law, regardless of the potentially good consequences.
Explanation:
Universal laws are widely regarded as a way people conduct themselves. They are regarded as universal in their philosophical basis, applicability, acceptability, and translation.
For example fairness in dealings is a universally accepted concept.
In the given scenario however stealing is not a universal law and cannot be justified under any circumstance.
Although Frank's daughter Jenna is sick and he cannot afford the medicine.
He should not take from open drawer stuffed with vials full of the medicine Jenna needs because it is ethically wrong