Brian created a test to decide who he should hire to work at his pet store. His thought is that people who score higher on the test should be better working with animals and customers than people who...

Brian created a test to decide who he should hire to work at his pet store. His thought is that people who score higher on the test should be better working with animals and customers than people who score lower on the test. How could Brian establish the reliability of his test? How could he establish the validity of his test?