Agroup of students takes the same test of visual perception at the same time on two consecutive days. the students' scores are very different each time. this suggests that the test is not:

a. valid.
b. standardized.
c. reliable.
d. generalizable.

The decision states that legislation cannot overcome social prejudice. can it reinforce social prejudice? how?

Which of the following best summarizes the idea represented by this graph?

Which of the following answer best explains the ideals or principles led to the concept of manifest destiny? a americans wanted the european countries to stay out of the north american continent. b americans felt they had a god-given duty to protect the land of the native americans. c americans thought they had a god-given duty to spread their culture and government. d americans learned about this concept from the native americans tribes had encountered.